diff options
| author | Armin Kuster <akuster808@gmail.com> | 2017-11-26 16:36:33 -0800 |
|---|---|---|
| committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2017-12-11 22:02:59 +0000 |
| commit | 7e2a26a041f96a2bb51c6711a716ef006ef54113 (patch) | |
| tree | cf1aac9b1eef3fc9cb4963d2d65d0c571cbac239 | |
| parent | f52aa251972cff1acbaf20295a1ce09a33c21010 (diff) | |
| download | poky-7e2a26a041f96a2bb51c6711a716ef006ef54113.tar.gz | |
binutls: Security fix for CVE-2017-9955
Affects: <= 2.28
[v2]
Fixed signed-off-by for CVE-2017-9955_9
(From OE-Core rev: ccb2651cc736a6efd7e69a5afecd6aa975ee914c)
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
10 files changed, 1171 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils-2.28.inc b/meta/recipes-devtools/binutils/binutils-2.28.inc index fe9059a514..1784c52ffa 100644 --- a/meta/recipes-devtools/binutils/binutils-2.28.inc +++ b/meta/recipes-devtools/binutils/binutils-2.28.inc | |||
| @@ -68,6 +68,15 @@ SRC_URI = "\ | |||
| 68 | file://CVE-2017-9755.patch \ | 68 | file://CVE-2017-9755.patch \ |
| 69 | file://CVE-2017-9756.patch \ | 69 | file://CVE-2017-9756.patch \ |
| 70 | file://CVE-2017-9954.patch \ | 70 | file://CVE-2017-9954.patch \ |
| 71 | file://CVE-2017-9955_1.patch \ | ||
| 72 | file://CVE-2017-9955_2.patch \ | ||
| 73 | file://CVE-2017-9955_3.patch \ | ||
| 74 | file://CVE-2017-9955_4.patch \ | ||
| 75 | file://CVE-2017-9955_5.patch \ | ||
| 76 | file://CVE-2017-9955_6.patch \ | ||
| 77 | file://CVE-2017-9955_7.patch \ | ||
| 78 | file://CVE-2017-9955_8.patch \ | ||
| 79 | file://CVE-2017-9955_9.patch \ | ||
| 71 | " | 80 | " |
| 72 | S = "${WORKDIR}/git" | 81 | S = "${WORKDIR}/git" |
| 73 | 82 | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_1.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_1.patch new file mode 100644 index 0000000000..774670fb0e --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_1.patch | |||
| @@ -0,0 +1,168 @@ | |||
| 1 | From cfd14a500e0485374596234de4db10e88ebc7618 Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Nick Clifton <nickc@redhat.com> | ||
| 3 | Date: Mon, 26 Jun 2017 15:25:08 +0100 | ||
| 4 | Subject: [PATCH] Fix address violations when atempting to parse fuzzed | ||
| 5 | binaries. | ||
| 6 | |||
| 7 | PR binutils/21665 | ||
| 8 | bfd * opncls.c (get_build_id): Check that the section is beig enough | ||
| 9 | to contain the whole note. | ||
| 10 | * compress.c (bfd_get_full_section_contents): Check for and reject | ||
| 11 | a section whoes size is greater than the size of the entire file. | ||
| 12 | * elf32-v850.c (v850_elf_copy_notes): Allow for the ouput to not | ||
| 13 | contain a notes section. | ||
| 14 | |||
| 15 | binutils* objdump.c (disassemble_section): Skip any section that is bigger | ||
| 16 | than the entire file. | ||
| 17 | |||
| 18 | Upstream-Status: Backport | ||
| 19 | CVE: CVE-2017-9955 #1 | ||
| 20 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 21 | |||
| 22 | --- | ||
| 23 | bfd/ChangeLog | 10 ++++++++++ | ||
| 24 | bfd/compress.c | 6 ++++++ | ||
| 25 | bfd/elf32-v850.c | 4 +++- | ||
| 26 | bfd/opncls.c | 18 ++++++++++++++++-- | ||
| 27 | binutils/ChangeLog | 6 ++++++ | ||
| 28 | binutils/objdump.c | 4 ++-- | ||
| 29 | 6 files changed, 43 insertions(+), 5 deletions(-) | ||
| 30 | |||
| 31 | Index: git/bfd/compress.c | ||
| 32 | =================================================================== | ||
| 33 | --- git.orig/bfd/compress.c | ||
| 34 | +++ git/bfd/compress.c | ||
| 35 | @@ -239,6 +239,12 @@ bfd_get_full_section_contents (bfd *abfd | ||
| 36 | *ptr = NULL; | ||
| 37 | return TRUE; | ||
| 38 | } | ||
| 39 | + else if (bfd_get_file_size (abfd) > 0 | ||
| 40 | + && sz > (bfd_size_type) bfd_get_file_size (abfd)) | ||
| 41 | + { | ||
| 42 | + *ptr = NULL; | ||
| 43 | + return FALSE; | ||
| 44 | + } | ||
| 45 | |||
| 46 | switch (sec->compress_status) | ||
| 47 | { | ||
| 48 | Index: git/bfd/elf32-v850.c | ||
| 49 | =================================================================== | ||
| 50 | --- git.orig/bfd/elf32-v850.c | ||
| 51 | +++ git/bfd/elf32-v850.c | ||
| 52 | @@ -2450,7 +2450,9 @@ v850_elf_copy_notes (bfd *ibfd, bfd *obf | ||
| 53 | BFD_ASSERT (bfd_malloc_and_get_section (ibfd, inotes, & icont)); | ||
| 54 | |||
| 55 | if ((ocont = elf_section_data (onotes)->this_hdr.contents) == NULL) | ||
| 56 | - BFD_ASSERT (bfd_malloc_and_get_section (obfd, onotes, & ocont)); | ||
| 57 | + /* If the output is being stripped then it is possible for | ||
| 58 | + the notes section to disappear. In this case do nothing. */ | ||
| 59 | + return; | ||
| 60 | |||
| 61 | /* Copy/overwrite notes from the input to the output. */ | ||
| 62 | memcpy (ocont, icont, bfd_section_size (obfd, onotes)); | ||
| 63 | Index: git/bfd/opncls.c | ||
| 64 | =================================================================== | ||
| 65 | --- git.orig/bfd/opncls.c | ||
| 66 | +++ git/bfd/opncls.c | ||
| 67 | @@ -1776,6 +1776,7 @@ get_build_id (bfd *abfd) | ||
| 68 | Elf_External_Note *enote; | ||
| 69 | bfd_byte *contents; | ||
| 70 | asection *sect; | ||
| 71 | + bfd_size_type size; | ||
| 72 | |||
| 73 | BFD_ASSERT (abfd); | ||
| 74 | |||
| 75 | @@ -1790,8 +1791,9 @@ get_build_id (bfd *abfd) | ||
| 76 | return NULL; | ||
| 77 | } | ||
| 78 | |||
| 79 | + size = bfd_get_section_size (sect); | ||
| 80 | /* FIXME: Should we support smaller build-id notes ? */ | ||
| 81 | - if (bfd_get_section_size (sect) < 0x24) | ||
| 82 | + if (size < 0x24) | ||
| 83 | { | ||
| 84 | bfd_set_error (bfd_error_invalid_operation); | ||
| 85 | return NULL; | ||
| 86 | @@ -1804,6 +1806,17 @@ get_build_id (bfd *abfd) | ||
| 87 | return NULL; | ||
| 88 | } | ||
| 89 | |||
| 90 | + /* FIXME: Paranoia - allow for compressed build-id sections. | ||
| 91 | + Maybe we should complain if this size is different from | ||
| 92 | + the one obtained above... */ | ||
| 93 | + size = bfd_get_section_size (sect); | ||
| 94 | + if (size < sizeof (Elf_External_Note)) | ||
| 95 | + { | ||
| 96 | + bfd_set_error (bfd_error_invalid_operation); | ||
| 97 | + free (contents); | ||
| 98 | + return NULL; | ||
| 99 | + } | ||
| 100 | + | ||
| 101 | enote = (Elf_External_Note *) contents; | ||
| 102 | inote.type = H_GET_32 (abfd, enote->type); | ||
| 103 | inote.namesz = H_GET_32 (abfd, enote->namesz); | ||
| 104 | @@ -1815,7 +1828,8 @@ get_build_id (bfd *abfd) | ||
| 105 | if (inote.descsz == 0 | ||
| 106 | || inote.type != NT_GNU_BUILD_ID | ||
| 107 | || inote.namesz != 4 /* sizeof "GNU" */ | ||
| 108 | - || strcmp (inote.namedata, "GNU") != 0) | ||
| 109 | + || strncmp (inote.namedata, "GNU", 4) != 0 | ||
| 110 | + || size < (12 + BFD_ALIGN (inote.namesz, 4) + inote.descsz)) | ||
| 111 | { | ||
| 112 | free (contents); | ||
| 113 | bfd_set_error (bfd_error_invalid_operation); | ||
| 114 | Index: git/binutils/objdump.c | ||
| 115 | =================================================================== | ||
| 116 | --- git.orig/binutils/objdump.c | ||
| 117 | +++ git/binutils/objdump.c | ||
| 118 | @@ -2048,7 +2048,7 @@ disassemble_section (bfd *abfd, asection | ||
| 119 | return; | ||
| 120 | |||
| 121 | datasize = bfd_get_section_size (section); | ||
| 122 | - if (datasize == 0) | ||
| 123 | + if (datasize == 0 || datasize >= (bfd_size_type) bfd_get_file_size (abfd)) | ||
| 124 | return; | ||
| 125 | |||
| 126 | if (start_address == (bfd_vma) -1 | ||
| 127 | @@ -2912,7 +2912,7 @@ dump_target_specific (bfd *abfd) | ||
| 128 | static void | ||
| 129 | dump_section (bfd *abfd, asection *section, void *dummy ATTRIBUTE_UNUSED) | ||
| 130 | { | ||
| 131 | - bfd_byte *data = 0; | ||
| 132 | + bfd_byte *data = NULL; | ||
| 133 | bfd_size_type datasize; | ||
| 134 | bfd_vma addr_offset; | ||
| 135 | bfd_vma start_offset; | ||
| 136 | Index: git/bfd/ChangeLog | ||
| 137 | =================================================================== | ||
| 138 | --- git.orig/bfd/ChangeLog | ||
| 139 | +++ git/bfd/ChangeLog | ||
| 140 | @@ -1,4 +1,14 @@ | ||
| 141 | 2017-06-26 Nick Clifton <nickc@redhat.com> | ||
| 142 | + | ||
| 143 | + PR binutils/21665 | ||
| 144 | + * opncls.c (get_build_id): Check that the section is beig enough | ||
| 145 | + to contain the whole note. | ||
| 146 | + * compress.c (bfd_get_full_section_contents): Check for and reject | ||
| 147 | + a section whoes size is greater than the size of the entire file. | ||
| 148 | + * elf32-v850.c (v850_elf_copy_notes): Allow for the ouput to not | ||
| 149 | + contain a notes section. | ||
| 150 | + | ||
| 151 | +2017-06-26 Nick Clifton <nickc@redhat.com> | ||
| 152 | |||
| 153 | PR binutils/21670 | ||
| 154 | * tekhex.c (getvalue): Check for the source pointer exceeding the | ||
| 155 | Index: git/binutils/ChangeLog | ||
| 156 | =================================================================== | ||
| 157 | --- git.orig/binutils/ChangeLog | ||
| 158 | +++ git/binutils/ChangeLog | ||
| 159 | @@ -1,3 +1,9 @@ | ||
| 160 | +2017-06-26 Nick Clifton <nickc@redhat.com> | ||
| 161 | + | ||
| 162 | + PR binutils/21665 | ||
| 163 | + * objdump.c (disassemble_section): Skip any section that is bigger | ||
| 164 | + than the entire file. | ||
| 165 | + | ||
| 166 | 2017-04-03 Nick Clifton <nickc@redhat.com> | ||
| 167 | |||
| 168 | PR binutils/21345 | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_2.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_2.patch new file mode 100644 index 0000000000..f95295f183 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_2.patch | |||
| @@ -0,0 +1,122 @@ | |||
| 1 | From 0630b49c470ca2e3c3f74da4c7e4ff63440dd71f Mon Sep 17 00:00:00 2001 | ||
| 2 | From: "H.J. Lu" <hjl.tools@gmail.com> | ||
| 3 | Date: Mon, 26 Jun 2017 09:24:49 -0700 | ||
| 4 | Subject: [PATCH] Check file size before getting section contents | ||
| 5 | |||
| 6 | Don't check the section size in bfd_get_full_section_contents since | ||
| 7 | the size of a decompressed section may be larger than the file size. | ||
| 8 | Instead, check file size in _bfd_generic_get_section_contents. | ||
| 9 | |||
| 10 | PR binutils/21665 | ||
| 11 | * compress.c (bfd_get_full_section_contents): Don't check the | ||
| 12 | file size here. | ||
| 13 | * libbfd.c (_bfd_generic_get_section_contents): Check for and | ||
| 14 | reject a section whoes size + offset is greater than the size | ||
| 15 | of the entire file. | ||
| 16 | (_bfd_generic_get_section_contents_in_window): Likewise. | ||
| 17 | |||
| 18 | Upstream-Status: Backport | ||
| 19 | CVE: CVE-2017-9955 #2 | ||
| 20 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 21 | |||
| 22 | --- | ||
| 23 | bfd/ChangeLog | 10 +++++++++- | ||
| 24 | bfd/compress.c | 8 +------- | ||
| 25 | bfd/libbfd.c | 17 ++++++++++++++++- | ||
| 26 | 3 files changed, 26 insertions(+), 9 deletions(-) | ||
| 27 | |||
| 28 | Index: git/bfd/compress.c | ||
| 29 | =================================================================== | ||
| 30 | --- git.orig/bfd/compress.c | ||
| 31 | +++ git/bfd/compress.c | ||
| 32 | @@ -239,12 +239,6 @@ bfd_get_full_section_contents (bfd *abfd | ||
| 33 | *ptr = NULL; | ||
| 34 | return TRUE; | ||
| 35 | } | ||
| 36 | - else if (bfd_get_file_size (abfd) > 0 | ||
| 37 | - && sz > (bfd_size_type) bfd_get_file_size (abfd)) | ||
| 38 | - { | ||
| 39 | - *ptr = NULL; | ||
| 40 | - return FALSE; | ||
| 41 | - } | ||
| 42 | |||
| 43 | switch (sec->compress_status) | ||
| 44 | { | ||
| 45 | @@ -260,7 +254,7 @@ bfd_get_full_section_contents (bfd *abfd | ||
| 46 | /* xgettext:c-format */ | ||
| 47 | (_("error: %B(%A) is too large (%#lx bytes)"), | ||
| 48 | abfd, sec, (long) sz); | ||
| 49 | - return FALSE; | ||
| 50 | + return FALSE; | ||
| 51 | } | ||
| 52 | } | ||
| 53 | |||
| 54 | Index: git/bfd/libbfd.c | ||
| 55 | =================================================================== | ||
| 56 | --- git.orig/bfd/libbfd.c | ||
| 57 | +++ git/bfd/libbfd.c | ||
| 58 | @@ -780,6 +780,7 @@ _bfd_generic_get_section_contents (bfd * | ||
| 59 | bfd_size_type count) | ||
| 60 | { | ||
| 61 | bfd_size_type sz; | ||
| 62 | + file_ptr filesz; | ||
| 63 | if (count == 0) | ||
| 64 | return TRUE; | ||
| 65 | |||
| 66 | @@ -802,8 +803,15 @@ _bfd_generic_get_section_contents (bfd * | ||
| 67 | sz = section->rawsize; | ||
| 68 | else | ||
| 69 | sz = section->size; | ||
| 70 | + filesz = bfd_get_file_size (abfd); | ||
| 71 | + if (filesz < 0) | ||
| 72 | + { | ||
| 73 | + /* This should never happen. */ | ||
| 74 | + abort (); | ||
| 75 | + } | ||
| 76 | if (offset + count < count | ||
| 77 | - || offset + count > sz) | ||
| 78 | + || offset + count > sz | ||
| 79 | + || (section->filepos + offset + sz) > (bfd_size_type) filesz) | ||
| 80 | { | ||
| 81 | bfd_set_error (bfd_error_invalid_operation); | ||
| 82 | return FALSE; | ||
| 83 | @@ -826,6 +834,7 @@ _bfd_generic_get_section_contents_in_win | ||
| 84 | { | ||
| 85 | #ifdef USE_MMAP | ||
| 86 | bfd_size_type sz; | ||
| 87 | + file_ptr filesz; | ||
| 88 | |||
| 89 | if (count == 0) | ||
| 90 | return TRUE; | ||
| 91 | @@ -858,7 +867,13 @@ _bfd_generic_get_section_contents_in_win | ||
| 92 | sz = section->rawsize; | ||
| 93 | else | ||
| 94 | sz = section->size; | ||
| 95 | + filesz = bfd_get_file_size (abfd); | ||
| 96 | + { | ||
| 97 | + /* This should never happen. */ | ||
| 98 | + abort (); | ||
| 99 | + } | ||
| 100 | if (offset + count > sz | ||
| 101 | + || (section->filepos + offset + sz) > (bfd_size_type) filesz | ||
| 102 | || ! bfd_get_file_window (abfd, section->filepos + offset, count, w, | ||
| 103 | TRUE)) | ||
| 104 | return FALSE; | ||
| 105 | Index: git/bfd/ChangeLog | ||
| 106 | =================================================================== | ||
| 107 | --- git.orig/bfd/ChangeLog | ||
| 108 | +++ git/bfd/ChangeLog | ||
| 109 | @@ -1,3 +1,13 @@ | ||
| 110 | +2017-06-26 H.J. Lu <hongjiu.lu@intel.com> | ||
| 111 | + | ||
| 112 | + PR binutils/21665 | ||
| 113 | + * compress.c (bfd_get_full_section_contents): Don't check the | ||
| 114 | + file size here. | ||
| 115 | + * libbfd.c (_bfd_generic_get_section_contents): Check for and | ||
| 116 | + reject a section whoes size + offset is greater than the size | ||
| 117 | + of the entire file. | ||
| 118 | + (_bfd_generic_get_section_contents_in_window): Likewise. | ||
| 119 | + | ||
| 120 | 2017-06-26 Nick Clifton <nickc@redhat.com> | ||
| 121 | |||
| 122 | PR binutils/21665 | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_3.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_3.patch new file mode 100644 index 0000000000..1b67c4e956 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_3.patch | |||
| @@ -0,0 +1,48 @@ | |||
| 1 | From 1f473e3d0ad285195934e6a077c7ed32afe66437 Mon Sep 17 00:00:00 2001 | ||
| 2 | From: "H.J. Lu" <hjl.tools@gmail.com> | ||
| 3 | Date: Mon, 26 Jun 2017 15:47:16 -0700 | ||
| 4 | Subject: [PATCH] Add a missing line to | ||
| 5 | _bfd_generic_get_section_contents_in_window | ||
| 6 | |||
| 7 | PR binutils/21665 | ||
| 8 | * libbfd.c (_bfd_generic_get_section_contents_in_window): Add | ||
| 9 | a missing line. | ||
| 10 | |||
| 11 | Upstream-Status: Backport | ||
| 12 | CVE: CVE-2017-9955 #3 | ||
| 13 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 14 | |||
| 15 | --- | ||
| 16 | bfd/ChangeLog | 6 ++++++ | ||
| 17 | bfd/libbfd.c | 1 + | ||
| 18 | 2 files changed, 7 insertions(+) | ||
| 19 | |||
| 20 | Index: git/bfd/libbfd.c | ||
| 21 | =================================================================== | ||
| 22 | --- git.orig/bfd/libbfd.c | ||
| 23 | +++ git/bfd/libbfd.c | ||
| 24 | @@ -868,6 +868,7 @@ _bfd_generic_get_section_contents_in_win | ||
| 25 | else | ||
| 26 | sz = section->size; | ||
| 27 | filesz = bfd_get_file_size (abfd); | ||
| 28 | + if (filesz < 0) | ||
| 29 | { | ||
| 30 | /* This should never happen. */ | ||
| 31 | abort (); | ||
| 32 | Index: git/bfd/ChangeLog | ||
| 33 | =================================================================== | ||
| 34 | --- git.orig/bfd/ChangeLog | ||
| 35 | +++ git/bfd/ChangeLog | ||
| 36 | @@ -1,6 +1,12 @@ | ||
| 37 | 2017-06-26 H.J. Lu <hongjiu.lu@intel.com> | ||
| 38 | |||
| 39 | PR binutils/21665 | ||
| 40 | + * libbfd.c (_bfd_generic_get_section_contents_in_window): Add | ||
| 41 | + a missing line. | ||
| 42 | + | ||
| 43 | +2017-06-26 H.J. Lu <hongjiu.lu@intel.com> | ||
| 44 | + | ||
| 45 | + PR binutils/21665 | ||
| 46 | * compress.c (bfd_get_full_section_contents): Don't check the | ||
| 47 | file size here. | ||
| 48 | * libbfd.c (_bfd_generic_get_section_contents): Check for and | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_4.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_4.patch new file mode 100644 index 0000000000..97d529a789 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_4.patch | |||
| @@ -0,0 +1,51 @@ | |||
| 1 | From ab27f80c5dceaa23c4ba7f62c0d5d22a5d5dd7a1 Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Pedro Alves <palves@redhat.com> | ||
| 3 | Date: Tue, 27 Jun 2017 00:21:25 +0100 | ||
| 4 | Subject: [PATCH] Fix GDB regressions caused by previous | ||
| 5 | bfd_get_section_contents changes | ||
| 6 | |||
| 7 | Ref: https://sourceware.org/ml/binutils/2017-06/msg00343.html | ||
| 8 | |||
| 9 | bfd/ChangeLog: | ||
| 10 | 2017-06-26 Pedro Alves <palves@redhat.com> | ||
| 11 | |||
| 12 | PR binutils/21665 | ||
| 13 | * libbfd.c (_bfd_generic_get_section_contents): Add "count", not | ||
| 14 | "sz". | ||
| 15 | |||
| 16 | Upstream-Status: Backport | ||
| 17 | CVE: CVE-2017-9955 #4 | ||
| 18 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 19 | |||
| 20 | --- | ||
| 21 | bfd/ChangeLog | 6 ++++++ | ||
| 22 | bfd/libbfd.c | 2 +- | ||
| 23 | 2 files changed, 7 insertions(+), 1 deletion(-) | ||
| 24 | |||
| 25 | Index: git/bfd/ChangeLog | ||
| 26 | =================================================================== | ||
| 27 | --- git.orig/bfd/ChangeLog | ||
| 28 | +++ git/bfd/ChangeLog | ||
| 29 | @@ -1,3 +1,9 @@ | ||
| 30 | +2017-06-26 Pedro Alves <palves@redhat.com> | ||
| 31 | + | ||
| 32 | + PR binutils/21665 | ||
| 33 | + * libbfd.c (_bfd_generic_get_section_contents): Add "count", not | ||
| 34 | + "sz". | ||
| 35 | + | ||
| 36 | 2017-06-26 H.J. Lu <hongjiu.lu@intel.com> | ||
| 37 | |||
| 38 | PR binutils/21665 | ||
| 39 | Index: git/bfd/libbfd.c | ||
| 40 | =================================================================== | ||
| 41 | --- git.orig/bfd/libbfd.c | ||
| 42 | +++ git/bfd/libbfd.c | ||
| 43 | @@ -811,7 +811,7 @@ _bfd_generic_get_section_contents (bfd * | ||
| 44 | } | ||
| 45 | if (offset + count < count | ||
| 46 | || offset + count > sz | ||
| 47 | - || (section->filepos + offset + sz) > (bfd_size_type) filesz) | ||
| 48 | + || (section->filepos + offset + count) > (bfd_size_type) filesz) | ||
| 49 | { | ||
| 50 | bfd_set_error (bfd_error_invalid_operation); | ||
| 51 | return FALSE; | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_5.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_5.patch new file mode 100644 index 0000000000..da3bd37e87 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_5.patch | |||
| @@ -0,0 +1,89 @@ | |||
| 1 | From 7211ae501eb0de1044983f2dfb00091a58fbd66c Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Alan Modra <amodra@gmail.com> | ||
| 3 | Date: Tue, 27 Jun 2017 09:45:04 +0930 | ||
| 4 | Subject: [PATCH] More fixes for bfd_get_section_contents change | ||
| 5 | |||
| 6 | PR binutils/21665 | ||
| 7 | * libbfd.c (_bfd_generic_get_section_contents): Delete abort. | ||
| 8 | Use unsigned file pointer type, and remove cast. | ||
| 9 | * libbfd.c (_bfd_generic_get_section_contents_in_window): Likewise. | ||
| 10 | Add "count", not "sz". | ||
| 11 | |||
| 12 | Upstream-Status: Backport | ||
| 13 | CVE: CVE-2017-9955 #5 | ||
| 14 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 15 | |||
| 16 | --- | ||
| 17 | bfd/ChangeLog | 8 ++++++++ | ||
| 18 | bfd/libbfd.c | 18 ++++-------------- | ||
| 19 | 2 files changed, 12 insertions(+), 14 deletions(-) | ||
| 20 | |||
| 21 | Index: git/bfd/ChangeLog | ||
| 22 | =================================================================== | ||
| 23 | --- git.orig/bfd/ChangeLog | ||
| 24 | +++ git/bfd/ChangeLog | ||
| 25 | @@ -1,3 +1,11 @@ | ||
| 26 | +2017-06-27 Alan Modra <amodra@gmail.com> | ||
| 27 | + | ||
| 28 | + PR binutils/21665 | ||
| 29 | + * libbfd.c (_bfd_generic_get_section_contents): Delete abort. | ||
| 30 | + Use unsigned file pointer type, and remove cast. | ||
| 31 | + * libbfd.c (_bfd_generic_get_section_contents_in_window): Likewise. | ||
| 32 | + Add "count", not "sz". | ||
| 33 | + | ||
| 34 | 2017-06-26 Pedro Alves <palves@redhat.com> | ||
| 35 | |||
| 36 | PR binutils/21665 | ||
| 37 | Index: git/bfd/libbfd.c | ||
| 38 | =================================================================== | ||
| 39 | --- git.orig/bfd/libbfd.c | ||
| 40 | +++ git/bfd/libbfd.c | ||
| 41 | @@ -780,7 +780,7 @@ _bfd_generic_get_section_contents (bfd * | ||
| 42 | bfd_size_type count) | ||
| 43 | { | ||
| 44 | bfd_size_type sz; | ||
| 45 | - file_ptr filesz; | ||
| 46 | + ufile_ptr filesz; | ||
| 47 | if (count == 0) | ||
| 48 | return TRUE; | ||
| 49 | |||
| 50 | @@ -804,14 +804,9 @@ _bfd_generic_get_section_contents (bfd * | ||
| 51 | else | ||
| 52 | sz = section->size; | ||
| 53 | filesz = bfd_get_file_size (abfd); | ||
| 54 | - if (filesz < 0) | ||
| 55 | - { | ||
| 56 | - /* This should never happen. */ | ||
| 57 | - abort (); | ||
| 58 | - } | ||
| 59 | if (offset + count < count | ||
| 60 | || offset + count > sz | ||
| 61 | - || (section->filepos + offset + count) > (bfd_size_type) filesz) | ||
| 62 | + || section->filepos + offset + count > filesz) | ||
| 63 | { | ||
| 64 | bfd_set_error (bfd_error_invalid_operation); | ||
| 65 | return FALSE; | ||
| 66 | @@ -834,7 +829,7 @@ _bfd_generic_get_section_contents_in_win | ||
| 67 | { | ||
| 68 | #ifdef USE_MMAP | ||
| 69 | bfd_size_type sz; | ||
| 70 | - file_ptr filesz; | ||
| 71 | + ufile_ptr filesz; | ||
| 72 | |||
| 73 | if (count == 0) | ||
| 74 | return TRUE; | ||
| 75 | @@ -868,13 +863,8 @@ _bfd_generic_get_section_contents_in_win | ||
| 76 | else | ||
| 77 | sz = section->size; | ||
| 78 | filesz = bfd_get_file_size (abfd); | ||
| 79 | - if (filesz < 0) | ||
| 80 | - { | ||
| 81 | - /* This should never happen. */ | ||
| 82 | - abort (); | ||
| 83 | - } | ||
| 84 | if (offset + count > sz | ||
| 85 | - || (section->filepos + offset + sz) > (bfd_size_type) filesz | ||
| 86 | + || section->filepos + offset + count > filesz | ||
| 87 | || ! bfd_get_file_window (abfd, section->filepos + offset, count, w, | ||
| 88 | TRUE)) | ||
| 89 | return FALSE; | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_6.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_6.patch new file mode 100644 index 0000000000..e36429ad5b --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_6.patch | |||
| @@ -0,0 +1,56 @@ | |||
| 1 | From ea9aafc41a764e4e2dbb88a7b031e886b481b99a Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Alan Modra <amodra@gmail.com> | ||
| 3 | Date: Tue, 27 Jun 2017 14:43:49 +0930 | ||
| 4 | Subject: [PATCH] Warning fix | ||
| 5 | |||
| 6 | PR binutils/21665 | ||
| 7 | * libbfd.c (_bfd_generic_get_section_contents): Warning fix. | ||
| 8 | (_bfd_generic_get_section_contents_in_window): Likewise. | ||
| 9 | |||
| 10 | Upstream-Status: Backport | ||
| 11 | CVE: CVE-2017-9955 #6 | ||
| 12 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 13 | |||
| 14 | --- | ||
| 15 | bfd/ChangeLog | 12 +++++++++--- | ||
| 16 | bfd/libbfd.c | 4 ++-- | ||
| 17 | 2 files changed, 11 insertions(+), 5 deletions(-) | ||
| 18 | |||
| 19 | Index: git/bfd/libbfd.c | ||
| 20 | =================================================================== | ||
| 21 | --- git.orig/bfd/libbfd.c | ||
| 22 | +++ git/bfd/libbfd.c | ||
| 23 | @@ -806,7 +806,7 @@ _bfd_generic_get_section_contents (bfd * | ||
| 24 | filesz = bfd_get_file_size (abfd); | ||
| 25 | if (offset + count < count | ||
| 26 | || offset + count > sz | ||
| 27 | - || section->filepos + offset + count > filesz) | ||
| 28 | + || (ufile_ptr) section->filepos + offset + count > filesz) | ||
| 29 | { | ||
| 30 | bfd_set_error (bfd_error_invalid_operation); | ||
| 31 | return FALSE; | ||
| 32 | @@ -864,7 +864,7 @@ _bfd_generic_get_section_contents_in_win | ||
| 33 | sz = section->size; | ||
| 34 | filesz = bfd_get_file_size (abfd); | ||
| 35 | if (offset + count > sz | ||
| 36 | - || section->filepos + offset + count > filesz | ||
| 37 | + || (ufile_ptr) section->filepos + offset + count > filesz | ||
| 38 | || ! bfd_get_file_window (abfd, section->filepos + offset, count, w, | ||
| 39 | TRUE)) | ||
| 40 | return FALSE; | ||
| 41 | Index: git/bfd/ChangeLog | ||
| 42 | =================================================================== | ||
| 43 | --- git.orig/bfd/ChangeLog | ||
| 44 | +++ git/bfd/ChangeLog | ||
| 45 | @@ -1,5 +1,11 @@ | ||
| 46 | 2017-06-27 Alan Modra <amodra@gmail.com> | ||
| 47 | |||
| 48 | + PR binutils/21665 | ||
| 49 | + * libbfd.c (_bfd_generic_get_section_contents): Warning fix. | ||
| 50 | + (_bfd_generic_get_section_contents_in_window): Likewise. | ||
| 51 | + | ||
| 52 | +2017-06-27 Alan Modra <amodra@gmail.com> | ||
| 53 | + | ||
| 54 | PR binutils/21665 | ||
| 55 | * libbfd.c (_bfd_generic_get_section_contents): Delete abort. | ||
| 56 | Use unsigned file pointer type, and remove cast. | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_7.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_7.patch new file mode 100644 index 0000000000..2cae63b4fc --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_7.patch | |||
| @@ -0,0 +1,80 @@ | |||
| 1 | From 60a02042bacf8d25814430080adda61ed086bca6 Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Nick Clifton <nickc@redhat.com> | ||
| 3 | Date: Fri, 30 Jun 2017 11:03:37 +0100 | ||
| 4 | Subject: [PATCH] Fix failures in MMIX linker tests introduced by fix for PR | ||
| 5 | 21665. | ||
| 6 | |||
| 7 | PR binutils/21665 | ||
| 8 | * objdump.c (disassemble_section): Move check for an overlarge | ||
| 9 | section to just before the allocation of memory. Do not check | ||
| 10 | section size against file size, but instead use an arbitrary 2Gb | ||
| 11 | limit. Issue a warning message if the section is too big. | ||
| 12 | |||
| 13 | Upstream-Status: Backport | ||
| 14 | CVE: CVE-2017-9955 #7 | ||
| 15 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 16 | |||
| 17 | --- | ||
| 18 | binutils/ChangeLog | 8 ++++++++ | ||
| 19 | binutils/objdump.c | 25 ++++++++++++++++++++++++- | ||
| 20 | 2 files changed, 32 insertions(+), 1 deletion(-) | ||
| 21 | |||
| 22 | Index: git/binutils/objdump.c | ||
| 23 | =================================================================== | ||
| 24 | --- git.orig/binutils/objdump.c | ||
| 25 | +++ git/binutils/objdump.c | ||
| 26 | @@ -2048,7 +2048,7 @@ disassemble_section (bfd *abfd, asection | ||
| 27 | return; | ||
| 28 | |||
| 29 | datasize = bfd_get_section_size (section); | ||
| 30 | - if (datasize == 0 || datasize >= (bfd_size_type) bfd_get_file_size (abfd)) | ||
| 31 | + if (datasize == 0) | ||
| 32 | return; | ||
| 33 | |||
| 34 | if (start_address == (bfd_vma) -1 | ||
| 35 | @@ -2112,6 +2112,29 @@ disassemble_section (bfd *abfd, asection | ||
| 36 | } | ||
| 37 | rel_ppend = rel_pp + rel_count; | ||
| 38 | |||
| 39 | + /* PR 21665: Check for overlarge datasizes. | ||
| 40 | + Note - we used to check for "datasize > bfd_get_file_size (abfd)" but | ||
| 41 | + this fails when using compressed sections or compressed file formats | ||
| 42 | + (eg MMO, tekhex). | ||
| 43 | + | ||
| 44 | + The call to xmalloc below will fail if too much memory is requested, | ||
| 45 | + which will catch the problem in the normal use case. But if a memory | ||
| 46 | + checker is in use, eg valgrind or sanitize, then an exception will | ||
| 47 | + be still generated, so we try to catch the problem first. | ||
| 48 | + | ||
| 49 | + Unfortunately there is no simple way to determine how much memory can | ||
| 50 | + be allocated by calling xmalloc. So instead we use a simple, arbitrary | ||
| 51 | + limit of 2Gb. Hopefully this should be enough for most users. If | ||
| 52 | + someone does start trying to disassemble sections larger then 2Gb in | ||
| 53 | + size they will doubtless complain and we can increase the limit. */ | ||
| 54 | +#define MAX_XMALLOC (1024 * 1024 * 1024 * 2UL) /* 2Gb */ | ||
| 55 | + if (datasize > MAX_XMALLOC) | ||
| 56 | + { | ||
| 57 | + non_fatal (_("Reading section %s failed because it is too big (%#lx)"), | ||
| 58 | + section->name, (unsigned long) datasize); | ||
| 59 | + return; | ||
| 60 | + } | ||
| 61 | + | ||
| 62 | data = (bfd_byte *) xmalloc (datasize); | ||
| 63 | |||
| 64 | bfd_get_section_contents (abfd, section, data, 0, datasize); | ||
| 65 | Index: git/binutils/ChangeLog | ||
| 66 | =================================================================== | ||
| 67 | --- git.orig/binutils/ChangeLog | ||
| 68 | +++ git/binutils/ChangeLog | ||
| 69 | @@ -1,3 +1,11 @@ | ||
| 70 | +2017-06-30 Nick Clifton <nickc@redhat.com> | ||
| 71 | + | ||
| 72 | + PR binutils/21665 | ||
| 73 | + * objdump.c (disassemble_section): Move check for an overlarge | ||
| 74 | + section to just before the allocation of memory. Do not check | ||
| 75 | + section size against file size, but instead use an arbitrary 2Gb | ||
| 76 | + limit. Issue a warning message if the section is too big. | ||
| 77 | + | ||
| 78 | 2017-06-26 Nick Clifton <nickc@redhat.com> | ||
| 79 | |||
| 80 | PR binutils/21665 | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_8.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_8.patch new file mode 100644 index 0000000000..45dd974672 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_8.patch | |||
| @@ -0,0 +1,187 @@ | |||
| 1 | From bae7501e87ab614115d9d3213b4dd18d96e604db Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Alan Modra <amodra@gmail.com> | ||
| 3 | Date: Sat, 1 Jul 2017 21:58:10 +0930 | ||
| 4 | Subject: [PATCH] Use bfd_malloc_and_get_section | ||
| 5 | |||
| 6 | It's nicer than xmalloc followed by bfd_get_section_contents, since | ||
| 7 | xmalloc exits on failure and needs a check that its size_t arg doesn't | ||
| 8 | lose high bits when converted from bfd_size_type. | ||
| 9 | |||
| 10 | PR binutils/21665 | ||
| 11 | * objdump.c (strtab): Make var a bfd_byte*. | ||
| 12 | (disassemble_section): Don't limit malloc size. Instead, use | ||
| 13 | bfd_malloc_and_get_section. | ||
| 14 | (read_section_stabs): Use bfd_malloc_and_get_section. Return | ||
| 15 | bfd_byte*. | ||
| 16 | (find_stabs_section): Remove now unnecessary cast. | ||
| 17 | * objcopy.c (copy_object): Use bfd_malloc_and_get_section. Free | ||
| 18 | contents on error return. | ||
| 19 | * nlmconv.c (copy_sections): Use bfd_malloc_and_get_section. | ||
| 20 | |||
| 21 | Upstream-Status: Backport | ||
| 22 | CVE: CVE-2017-9955 #8 | ||
| 23 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 24 | |||
| 25 | --- | ||
| 26 | binutils/ChangeLog | 13 +++++++++++++ | ||
| 27 | binutils/nlmconv.c | 6 ++---- | ||
| 28 | binutils/objcopy.c | 5 +++-- | ||
| 29 | binutils/objdump.c | 44 +++++++------------------------------------- | ||
| 30 | 4 files changed, 25 insertions(+), 43 deletions(-) | ||
| 31 | |||
| 32 | Index: git/binutils/ChangeLog | ||
| 33 | =================================================================== | ||
| 34 | --- git.orig/binutils/ChangeLog | ||
| 35 | +++ git/binutils/ChangeLog | ||
| 36 | @@ -1,3 +1,16 @@ | ||
| 37 | +2017-07-01 Alan Modra <amodra@gmail.com> | ||
| 38 | + | ||
| 39 | + PR binutils/21665 | ||
| 40 | + * objdump.c (strtab): Make var a bfd_byte*. | ||
| 41 | + (disassemble_section): Don't limit malloc size. Instead, use | ||
| 42 | + bfd_malloc_and_get_section. | ||
| 43 | + (read_section_stabs): Use bfd_malloc_and_get_section. Return | ||
| 44 | + bfd_byte*. | ||
| 45 | + (find_stabs_section): Remove now unnecessary cast. | ||
| 46 | + * objcopy.c (copy_object): Use bfd_malloc_and_get_section. Free | ||
| 47 | + contents on error return. | ||
| 48 | + * nlmconv.c (copy_sections): Use bfd_malloc_and_get_section. | ||
| 49 | + | ||
| 50 | 2017-06-30 Nick Clifton <nickc@redhat.com> | ||
| 51 | |||
| 52 | PR binutils/21665 | ||
| 53 | Index: git/binutils/nlmconv.c | ||
| 54 | =================================================================== | ||
| 55 | --- git.orig/binutils/nlmconv.c | ||
| 56 | +++ git/binutils/nlmconv.c | ||
| 57 | @@ -1224,7 +1224,7 @@ copy_sections (bfd *inbfd, asection *ins | ||
| 58 | const char *inname; | ||
| 59 | asection *outsec; | ||
| 60 | bfd_size_type size; | ||
| 61 | - void *contents; | ||
| 62 | + bfd_byte *contents; | ||
| 63 | long reloc_size; | ||
| 64 | bfd_byte buf[4]; | ||
| 65 | bfd_size_type add; | ||
| 66 | @@ -1240,9 +1240,7 @@ copy_sections (bfd *inbfd, asection *ins | ||
| 67 | contents = NULL; | ||
| 68 | else | ||
| 69 | { | ||
| 70 | - contents = xmalloc (size); | ||
| 71 | - if (! bfd_get_section_contents (inbfd, insec, contents, | ||
| 72 | - (file_ptr) 0, size)) | ||
| 73 | + if (!bfd_malloc_and_get_section (inbfd, insec, &contents)) | ||
| 74 | bfd_fatal (bfd_get_filename (inbfd)); | ||
| 75 | } | ||
| 76 | |||
| 77 | Index: git/binutils/objdump.c | ||
| 78 | =================================================================== | ||
| 79 | --- git.orig/binutils/objdump.c | ||
| 80 | +++ git/binutils/objdump.c | ||
| 81 | @@ -180,7 +180,7 @@ static long dynsymcount = 0; | ||
| 82 | static bfd_byte *stabs; | ||
| 83 | static bfd_size_type stab_size; | ||
| 84 | |||
| 85 | -static char *strtab; | ||
| 86 | +static bfd_byte *strtab; | ||
| 87 | static bfd_size_type stabstr_size; | ||
| 88 | |||
| 89 | static bfd_boolean is_relocatable = FALSE; | ||
| 90 | @@ -2112,29 +2112,6 @@ disassemble_section (bfd *abfd, asection | ||
| 91 | } | ||
| 92 | rel_ppend = rel_pp + rel_count; | ||
| 93 | |||
| 94 | - /* PR 21665: Check for overlarge datasizes. | ||
| 95 | - Note - we used to check for "datasize > bfd_get_file_size (abfd)" but | ||
| 96 | - this fails when using compressed sections or compressed file formats | ||
| 97 | - (eg MMO, tekhex). | ||
| 98 | - | ||
| 99 | - The call to xmalloc below will fail if too much memory is requested, | ||
| 100 | - which will catch the problem in the normal use case. But if a memory | ||
| 101 | - checker is in use, eg valgrind or sanitize, then an exception will | ||
| 102 | - be still generated, so we try to catch the problem first. | ||
| 103 | - | ||
| 104 | - Unfortunately there is no simple way to determine how much memory can | ||
| 105 | - be allocated by calling xmalloc. So instead we use a simple, arbitrary | ||
| 106 | - limit of 2Gb. Hopefully this should be enough for most users. If | ||
| 107 | - someone does start trying to disassemble sections larger then 2Gb in | ||
| 108 | - size they will doubtless complain and we can increase the limit. */ | ||
| 109 | -#define MAX_XMALLOC (1024 * 1024 * 1024 * 2UL) /* 2Gb */ | ||
| 110 | - if (datasize > MAX_XMALLOC) | ||
| 111 | - { | ||
| 112 | - non_fatal (_("Reading section %s failed because it is too big (%#lx)"), | ||
| 113 | - section->name, (unsigned long) datasize); | ||
| 114 | - return; | ||
| 115 | - } | ||
| 116 | - | ||
| 117 | data = (bfd_byte *) xmalloc (datasize); | ||
| 118 | |||
| 119 | bfd_get_section_contents (abfd, section, data, 0, datasize); | ||
| 120 | @@ -2652,12 +2629,11 @@ dump_dwarf (bfd *abfd) | ||
| 121 | /* Read ABFD's stabs section STABSECT_NAME, and return a pointer to | ||
| 122 | it. Return NULL on failure. */ | ||
| 123 | |||
| 124 | -static char * | ||
| 125 | +static bfd_byte * | ||
| 126 | read_section_stabs (bfd *abfd, const char *sect_name, bfd_size_type *size_ptr) | ||
| 127 | { | ||
| 128 | asection *stabsect; | ||
| 129 | - bfd_size_type size; | ||
| 130 | - char *contents; | ||
| 131 | + bfd_byte *contents; | ||
| 132 | |||
| 133 | stabsect = bfd_get_section_by_name (abfd, sect_name); | ||
| 134 | if (stabsect == NULL) | ||
| 135 | @@ -2666,10 +2642,7 @@ read_section_stabs (bfd *abfd, const cha | ||
| 136 | return FALSE; | ||
| 137 | } | ||
| 138 | |||
| 139 | - size = bfd_section_size (abfd, stabsect); | ||
| 140 | - contents = (char *) xmalloc (size); | ||
| 141 | - | ||
| 142 | - if (! bfd_get_section_contents (abfd, stabsect, contents, 0, size)) | ||
| 143 | + if (!bfd_malloc_and_get_section (abfd, stabsect, &contents)) | ||
| 144 | { | ||
| 145 | non_fatal (_("reading %s section of %s failed: %s"), | ||
| 146 | sect_name, bfd_get_filename (abfd), | ||
| 147 | @@ -2679,7 +2652,7 @@ read_section_stabs (bfd *abfd, const cha | ||
| 148 | return NULL; | ||
| 149 | } | ||
| 150 | |||
| 151 | - *size_ptr = size; | ||
| 152 | + *size_ptr = bfd_section_size (abfd, stabsect); | ||
| 153 | |||
| 154 | return contents; | ||
| 155 | } | ||
| 156 | @@ -2806,8 +2779,7 @@ find_stabs_section (bfd *abfd, asection | ||
| 157 | |||
| 158 | if (strtab) | ||
| 159 | { | ||
| 160 | - stabs = (bfd_byte *) read_section_stabs (abfd, section->name, | ||
| 161 | - &stab_size); | ||
| 162 | + stabs = read_section_stabs (abfd, section->name, &stab_size); | ||
| 163 | if (stabs) | ||
| 164 | print_section_stabs (abfd, section->name, &sought->string_offset); | ||
| 165 | } | ||
| 166 | Index: git/binutils/objcopy.c | ||
| 167 | =================================================================== | ||
| 168 | --- git.orig/binutils/objcopy.c | ||
| 169 | +++ git/binutils/objcopy.c | ||
| 170 | @@ -2186,14 +2186,15 @@ copy_object (bfd *ibfd, bfd *obfd, const | ||
| 171 | continue; | ||
| 172 | } | ||
| 173 | |||
| 174 | - bfd_byte * contents = xmalloc (size); | ||
| 175 | - if (bfd_get_section_contents (ibfd, sec, contents, 0, size)) | ||
| 176 | + bfd_byte *contents; | ||
| 177 | + if (bfd_malloc_and_get_section (ibfd, sec, &contents)) | ||
| 178 | { | ||
| 179 | if (fwrite (contents, 1, size, f) != size) | ||
| 180 | { | ||
| 181 | non_fatal (_("error writing section contents to %s (error: %s)"), | ||
| 182 | pdump->filename, | ||
| 183 | strerror (errno)); | ||
| 184 | + free (contents); | ||
| 185 | return FALSE; | ||
| 186 | } | ||
| 187 | } | ||
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_9.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_9.patch new file mode 100644 index 0000000000..c6353d8ce0 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9955_9.patch | |||
| @@ -0,0 +1,361 @@ | |||
| 1 | From 8e2f54bcee7e3e8315d4a39a302eaf8e4389e07d Mon Sep 17 00:00:00 2001 | ||
| 2 | From: "H.J. Lu" <hjl.tools@gmail.com> | ||
| 3 | Date: Tue, 30 May 2017 06:34:05 -0700 | ||
| 4 | Subject: [PATCH] Add bfd_get_file_size to get archive element size | ||
| 5 | |||
| 6 | We can't use stat() to get archive element size. Add bfd_get_file_size | ||
| 7 | to get size for both normal files and archive elements. | ||
| 8 | |||
| 9 | bfd/ | ||
| 10 | |||
| 11 | PR binutils/21519 | ||
| 12 | * bfdio.c (bfd_get_file_size): New function. | ||
| 13 | * bfd-in2.h: Regenerated. | ||
| 14 | |||
| 15 | binutils/ | ||
| 16 | |||
| 17 | PR binutils/21519 | ||
| 18 | * objdump.c (dump_relocs_in_section): Replace get_file_size | ||
| 19 | with bfd_get_file_size to get archive element size. | ||
| 20 | * testsuite/binutils-all/objdump.exp (test_objdump_f): New | ||
| 21 | proc. | ||
| 22 | (test_objdump_h): Likewise. | ||
| 23 | (test_objdump_t): Likewise. | ||
| 24 | (test_objdump_r): Likewise. | ||
| 25 | (test_objdump_s): Likewise. | ||
| 26 | Add objdump tests on archive. | ||
| 27 | |||
| 28 | Upstream-Status: Backport | ||
| 29 | CVE: CVE-2017-9955 | ||
| 30 | Signed-off-by: Armin Kuster <akuster@mvista.com> | ||
| 31 | |||
| 32 | --- | ||
| 33 | bfd/ChangeLog | 6 + | ||
| 34 | bfd/bfd-in2.h | 2 + | ||
| 35 | bfd/bfdio.c | 23 ++++ | ||
| 36 | binutils/ChangeLog | 13 ++ | ||
| 37 | binutils/objdump.c | 2 +- | ||
| 38 | binutils/testsuite/binutils-all/objdump.exp | 178 +++++++++++++++++++--------- | ||
| 39 | 6 files changed, 170 insertions(+), 54 deletions(-) | ||
| 40 | |||
| 41 | Index: git/bfd/bfd-in2.h | ||
| 42 | =================================================================== | ||
| 43 | --- git.orig/bfd/bfd-in2.h | ||
| 44 | +++ git/bfd/bfd-in2.h | ||
| 45 | @@ -1241,6 +1241,8 @@ long bfd_get_mtime (bfd *abfd); | ||
| 46 | |||
| 47 | file_ptr bfd_get_size (bfd *abfd); | ||
| 48 | |||
| 49 | +file_ptr bfd_get_file_size (bfd *abfd); | ||
| 50 | + | ||
| 51 | void *bfd_mmap (bfd *abfd, void *addr, bfd_size_type len, | ||
| 52 | int prot, int flags, file_ptr offset, | ||
| 53 | void **map_addr, bfd_size_type *map_len); | ||
| 54 | Index: git/bfd/bfdio.c | ||
| 55 | =================================================================== | ||
| 56 | --- git.orig/bfd/bfdio.c | ||
| 57 | +++ git/bfd/bfdio.c | ||
| 58 | @@ -434,6 +434,29 @@ bfd_get_size (bfd *abfd) | ||
| 59 | return buf.st_size; | ||
| 60 | } | ||
| 61 | |||
| 62 | +/* | ||
| 63 | +FUNCTION | ||
| 64 | + bfd_get_file_size | ||
| 65 | + | ||
| 66 | +SYNOPSIS | ||
| 67 | + file_ptr bfd_get_file_size (bfd *abfd); | ||
| 68 | + | ||
| 69 | +DESCRIPTION | ||
| 70 | + Return the file size (as read from file system) for the file | ||
| 71 | + associated with BFD @var{abfd}. It supports both normal files | ||
| 72 | + and archive elements. | ||
| 73 | + | ||
| 74 | +*/ | ||
| 75 | + | ||
| 76 | +file_ptr | ||
| 77 | +bfd_get_file_size (bfd *abfd) | ||
| 78 | +{ | ||
| 79 | + if (abfd->my_archive != NULL | ||
| 80 | + && !bfd_is_thin_archive (abfd->my_archive)) | ||
| 81 | + return arelt_size (abfd); | ||
| 82 | + | ||
| 83 | + return bfd_get_size (abfd); | ||
| 84 | +} | ||
| 85 | |||
| 86 | /* | ||
| 87 | FUNCTION | ||
| 88 | Index: git/binutils/objdump.c | ||
| 89 | =================================================================== | ||
| 90 | --- git.orig/binutils/objdump.c | ||
| 91 | +++ git/binutils/objdump.c | ||
| 92 | @@ -3310,7 +3310,7 @@ dump_relocs_in_section (bfd *abfd, | ||
| 93 | } | ||
| 94 | |||
| 95 | if ((bfd_get_file_flags (abfd) & (BFD_IN_MEMORY | BFD_LINKER_CREATED)) == 0 | ||
| 96 | - && relsize > get_file_size (bfd_get_filename (abfd))) | ||
| 97 | + && relsize > bfd_get_file_size (abfd)) | ||
| 98 | { | ||
| 99 | printf (" (too many: 0x%x)\n", section->reloc_count); | ||
| 100 | bfd_set_error (bfd_error_file_truncated); | ||
| 101 | Index: git/binutils/testsuite/binutils-all/objdump.exp | ||
| 102 | =================================================================== | ||
| 103 | --- git.orig/binutils/testsuite/binutils-all/objdump.exp | ||
| 104 | +++ git/binutils/testsuite/binutils-all/objdump.exp | ||
| 105 | @@ -64,96 +64,168 @@ if [regexp $want $got] then { | ||
| 106 | if {![binutils_assemble $srcdir/$subdir/bintest.s tmpdir/bintest.o]} then { | ||
| 107 | return | ||
| 108 | } | ||
| 109 | +if {![binutils_assemble $srcdir/$subdir/bintest.s tmpdir/bintest2.o]} then { | ||
| 110 | + return | ||
| 111 | +} | ||
| 112 | if [is_remote host] { | ||
| 113 | set testfile [remote_download host tmpdir/bintest.o] | ||
| 114 | + set testfile2 [remote_download host tmpdir/bintest2.o] | ||
| 115 | } else { | ||
| 116 | set testfile tmpdir/bintest.o | ||
| 117 | + set testfile2 tmpdir/bintest2.o | ||
| 118 | +} | ||
| 119 | + | ||
| 120 | +if { ![istarget "alpha-*-*"] || [is_elf_format] } then { | ||
| 121 | + remote_file host file delete tmpdir/bintest.a | ||
| 122 | + set got [binutils_run $AR "rc tmpdir/bintest.a $testfile2"] | ||
| 123 | + if ![string match "" $got] then { | ||
| 124 | + fail "bintest.a" | ||
| 125 | + remote_file host delete tmpdir/bintest.a | ||
| 126 | + } else { | ||
| 127 | + if [is_remote host] { | ||
| 128 | + set testarchive [remote_download host tmpdir/bintest.a] | ||
| 129 | + } else { | ||
| 130 | + set testarchive tmpdir/bintest.a | ||
| 131 | + } | ||
| 132 | + } | ||
| 133 | + remote_file host delete tmpdir/bintest2.o | ||
| 134 | } | ||
| 135 | |||
| 136 | # Test objdump -f | ||
| 137 | |||
| 138 | -set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -f $testfile"] | ||
| 139 | +proc test_objdump_f { testfile dumpfile } { | ||
| 140 | + global OBJDUMP | ||
| 141 | + global OBJDUMPFLAGS | ||
| 142 | + global cpus_regex | ||
| 143 | |||
| 144 | -set want "$testfile:\[ \]*file format.*architecture:\[ \]*${cpus_regex}.*HAS_RELOC.*HAS_SYMS" | ||
| 145 | + set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -f $testfile"] | ||
| 146 | |||
| 147 | -if ![regexp $want $got] then { | ||
| 148 | - fail "objdump -f" | ||
| 149 | -} else { | ||
| 150 | - pass "objdump -f" | ||
| 151 | + set want "$dumpfile:\[ \]*file format.*architecture:\[ \]*${cpus_regex}.*HAS_RELOC.*HAS_SYMS" | ||
| 152 | + | ||
| 153 | + if ![regexp $want $got] then { | ||
| 154 | + fail "objdump -f ($testfile, $dumpfile)" | ||
| 155 | + } else { | ||
| 156 | + pass "objdump -f ($testfile, $dumpfile)" | ||
| 157 | + } | ||
| 158 | +} | ||
| 159 | + | ||
| 160 | +test_objdump_f $testfile $testfile | ||
| 161 | +if { [ remote_file host exists $testarchive ] } then { | ||
| 162 | + test_objdump_f $testarchive bintest2.o | ||
| 163 | } | ||
| 164 | |||
| 165 | # Test objdump -h | ||
| 166 | |||
| 167 | -set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -h $testfile"] | ||
| 168 | +proc test_objdump_h { testfile dumpfile } { | ||
| 169 | + global OBJDUMP | ||
| 170 | + global OBJDUMPFLAGS | ||
| 171 | |||
| 172 | -set want "$testfile:\[ \]*file format.*Sections.*\[0-9\]+\[ \]+\[^ \]*(text|TEXT|P|\\\$CODE\\\$)\[^ \]*\[ \]*(\[0-9a-fA-F\]+).*\[0-9\]+\[ \]+\[^ \]*(\\.data|DATA|D_1)\[^ \]*\[ \]*(\[0-9a-fA-F\]+)" | ||
| 173 | + set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -h $testfile"] | ||
| 174 | |||
| 175 | -if ![regexp $want $got all text_name text_size data_name data_size] then { | ||
| 176 | - fail "objdump -h" | ||
| 177 | -} else { | ||
| 178 | - verbose "text name is $text_name size is $text_size" | ||
| 179 | - verbose "data name is $data_name size is $data_size" | ||
| 180 | - set ets 8 | ||
| 181 | - set eds 4 | ||
| 182 | - # The [ti]c4x target has the property sizeof(char)=sizeof(long)=1 | ||
| 183 | - if [istarget *c4x*-*-*] then { | ||
| 184 | - set ets 2 | ||
| 185 | - set eds 1 | ||
| 186 | - } | ||
| 187 | - # c54x section sizes are in bytes, not octets; adjust accordingly | ||
| 188 | - if [istarget *c54x*-*-*] then { | ||
| 189 | - set ets 4 | ||
| 190 | - set eds 2 | ||
| 191 | - } | ||
| 192 | - if {[expr "0x$text_size"] < $ets || [expr "0x$data_size"] < $eds} then { | ||
| 193 | - send_log "sizes too small\n" | ||
| 194 | - fail "objdump -h" | ||
| 195 | + set want "$dumpfile:\[ \]*file format.*Sections.*\[0-9\]+\[ \]+\[^ \]*(text|TEXT|P|\\\$CODE\\\$)\[^ \]*\[ \]*(\[0-9a-fA-F\]+).*\[0-9\]+\[ \]+\[^ \]*(\\.data|DATA|D_1)\[^ \]*\[ \]*(\[0-9a-fA-F\]+)" | ||
| 196 | + | ||
| 197 | + if ![regexp $want $got all text_name text_size data_name data_size] then { | ||
| 198 | + fail "objdump -h ($testfile, $dumpfile)" | ||
| 199 | } else { | ||
| 200 | - pass "objdump -h" | ||
| 201 | + verbose "text name is $text_name size is $text_size" | ||
| 202 | + verbose "data name is $data_name size is $data_size" | ||
| 203 | + set ets 8 | ||
| 204 | + set eds 4 | ||
| 205 | + # The [ti]c4x target has the property sizeof(char)=sizeof(long)=1 | ||
| 206 | + if [istarget *c4x*-*-*] then { | ||
| 207 | + set ets 2 | ||
| 208 | + set eds 1 | ||
| 209 | + } | ||
| 210 | + # c54x section sizes are in bytes, not octets; adjust accordingly | ||
| 211 | + if [istarget *c54x*-*-*] then { | ||
| 212 | + set ets 4 | ||
| 213 | + set eds 2 | ||
| 214 | + } | ||
| 215 | + if {[expr "0x$text_size"] < $ets || [expr "0x$data_size"] < $eds} then { | ||
| 216 | + send_log "sizes too small\n" | ||
| 217 | + fail "objdump -h ($testfile, $dumpfile)" | ||
| 218 | + } else { | ||
| 219 | + pass "objdump -h ($testfile, $dumpfile)" | ||
| 220 | + } | ||
| 221 | } | ||
| 222 | } | ||
| 223 | |||
| 224 | +test_objdump_h $testfile $testfile | ||
| 225 | +if { [ remote_file host exists $testarchive ] } then { | ||
| 226 | + test_objdump_h $testarchive bintest2.o | ||
| 227 | +} | ||
| 228 | + | ||
| 229 | # Test objdump -t | ||
| 230 | |||
| 231 | -set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -t $testfile"] | ||
| 232 | +proc test_objdump_t { testfile} { | ||
| 233 | + global OBJDUMP | ||
| 234 | + global OBJDUMPFLAGS | ||
| 235 | + | ||
| 236 | + set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -t $testfile"] | ||
| 237 | + | ||
| 238 | + if [info exists vars] then { unset vars } | ||
| 239 | + while {[regexp "(\[a-z\]*_symbol)(.*)" $got all symbol rest]} { | ||
| 240 | + set vars($symbol) 1 | ||
| 241 | + set got $rest | ||
| 242 | + } | ||
| 243 | |||
| 244 | -if [info exists vars] then { unset vars } | ||
| 245 | -while {[regexp "(\[a-z\]*_symbol)(.*)" $got all symbol rest]} { | ||
| 246 | - set vars($symbol) 1 | ||
| 247 | - set got $rest | ||
| 248 | + if {![info exists vars(text_symbol)] \ | ||
| 249 | + || ![info exists vars(data_symbol)] \ | ||
| 250 | + || ![info exists vars(common_symbol)] \ | ||
| 251 | + || ![info exists vars(external_symbol)]} then { | ||
| 252 | + fail "objdump -t ($testfile)" | ||
| 253 | + } else { | ||
| 254 | + pass "objdump -t ($testfile)" | ||
| 255 | + } | ||
| 256 | } | ||
| 257 | |||
| 258 | -if {![info exists vars(text_symbol)] \ | ||
| 259 | - || ![info exists vars(data_symbol)] \ | ||
| 260 | - || ![info exists vars(common_symbol)] \ | ||
| 261 | - || ![info exists vars(external_symbol)]} then { | ||
| 262 | - fail "objdump -t" | ||
| 263 | -} else { | ||
| 264 | - pass "objdump -t" | ||
| 265 | +test_objdump_t $testfile | ||
| 266 | +if { [ remote_file host exists $testarchive ] } then { | ||
| 267 | + test_objdump_t $testarchive | ||
| 268 | } | ||
| 269 | |||
| 270 | # Test objdump -r | ||
| 271 | |||
| 272 | -set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -r $testfile"] | ||
| 273 | +proc test_objdump_r { testfile dumpfile } { | ||
| 274 | + global OBJDUMP | ||
| 275 | + global OBJDUMPFLAGS | ||
| 276 | |||
| 277 | -set want "$testfile:\[ \]*file format.*RELOCATION RECORDS FOR \\\[\[^\]\]*(text|TEXT|P|\\\$CODE\\\$)\[^\]\]*\\\].*external_symbol" | ||
| 278 | + set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -r $testfile"] | ||
| 279 | |||
| 280 | -if [regexp $want $got] then { | ||
| 281 | - pass "objdump -r" | ||
| 282 | -} else { | ||
| 283 | - fail "objdump -r" | ||
| 284 | + set want "$dumpfile:\[ \]*file format.*RELOCATION RECORDS FOR \\\[\[^\]\]*(text|TEXT|P|\\\$CODE\\\$)\[^\]\]*\\\].*external_symbol" | ||
| 285 | + | ||
| 286 | + if [regexp $want $got] then { | ||
| 287 | + pass "objdump -r ($testfile, $dumpfile)" | ||
| 288 | + } else { | ||
| 289 | + fail "objdump -r ($testfile, $dumpfile)" | ||
| 290 | + } | ||
| 291 | +} | ||
| 292 | + | ||
| 293 | +test_objdump_r $testfile $testfile | ||
| 294 | +if { [ remote_file host exists $testarchive ] } then { | ||
| 295 | + test_objdump_r $testarchive bintest2.o | ||
| 296 | } | ||
| 297 | |||
| 298 | # Test objdump -s | ||
| 299 | |||
| 300 | -set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -s $testfile"] | ||
| 301 | +proc test_objdump_s { testfile dumpfile } { | ||
| 302 | + global OBJDUMP | ||
| 303 | + global OBJDUMPFLAGS | ||
| 304 | |||
| 305 | -set want "$testfile:\[ \]*file format.*Contents.*(text|TEXT|P|\\\$CODE\\\$)\[^0-9\]*\[ \]*\[0-9a-fA-F\]*\[ \]*(00000001|01000000|00000100).*Contents.*(data|DATA|D_1)\[^0-9\]*\[ \]*\[0-9a-fA-F\]*\[ \]*(00000002|02000000|00000200)" | ||
| 306 | + set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS -s $testfile"] | ||
| 307 | |||
| 308 | -if [regexp $want $got] then { | ||
| 309 | - pass "objdump -s" | ||
| 310 | -} else { | ||
| 311 | - fail "objdump -s" | ||
| 312 | + set want "$dumpfile:\[ \]*file format.*Contents.*(text|TEXT|P|\\\$CODE\\\$)\[^0-9\]*\[ \]*\[0-9a-fA-F\]*\[ \]*(00000001|01000000|00000100).*Contents.*(data|DATA|D_1)\[^0-9\]*\[ \]*\[0-9a-fA-F\]*\[ \]*(00000002|02000000|00000200)" | ||
| 313 | + | ||
| 314 | + if [regexp $want $got] then { | ||
| 315 | + pass "objdump -s ($testfile, $dumpfile)" | ||
| 316 | + } else { | ||
| 317 | + fail "objdump -s ($testfile, $dumpfile)" | ||
| 318 | + } | ||
| 319 | +} | ||
| 320 | + | ||
| 321 | +test_objdump_s $testfile $testfile | ||
| 322 | +if { [ remote_file host exists $testarchive ] } then { | ||
| 323 | + test_objdump_s $testarchive bintest2.o | ||
| 324 | } | ||
| 325 | |||
| 326 | # Test objdump -s on a file that contains a compressed .debug section | ||
| 327 | Index: git/bfd/ChangeLog | ||
| 328 | =================================================================== | ||
| 329 | --- git.orig/bfd/ChangeLog | ||
| 330 | +++ git/bfd/ChangeLog | ||
| 331 | @@ -1,3 +1,9 @@ | ||
| 332 | +2017-05-30 H.J. Lu <hongjiu.lu@intel.com> | ||
| 333 | + | ||
| 334 | + PR binutils/21519 | ||
| 335 | + * bfdio.c (bfd_get_file_size): New function. | ||
| 336 | + * bfd-in2.h: Regenerated. | ||
| 337 | + | ||
| 338 | 2017-06-27 Alan Modra <amodra@gmail.com> | ||
| 339 | |||
| 340 | PR binutils/21665 | ||
| 341 | Index: git/binutils/ChangeLog | ||
| 342 | =================================================================== | ||
| 343 | --- git.orig/binutils/ChangeLog | ||
| 344 | +++ git/binutils/ChangeLog | ||
| 345 | @@ -1,3 +1,16 @@ | ||
| 346 | +2017-05-30 H.J. Lu <hongjiu.lu@intel.com> | ||
| 347 | + | ||
| 348 | + PR binutils/21519 | ||
| 349 | + * objdump.c (dump_relocs_in_section): Replace get_file_size | ||
| 350 | + with bfd_get_file_size to get archive element size. | ||
| 351 | + * testsuite/binutils-all/objdump.exp (test_objdump_f): New | ||
| 352 | + proc. | ||
| 353 | + (test_objdump_h): Likewise. | ||
| 354 | + (test_objdump_t): Likewise. | ||
| 355 | + (test_objdump_r): Likewise. | ||
| 356 | + (test_objdump_s): Likewise. | ||
| 357 | + Add objdump tests on archive. | ||
| 358 | + | ||
| 359 | 2017-07-01 Alan Modra <amodra@gmail.com> | ||
| 360 | |||
| 361 | PR binutils/21665 | ||
