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authorSona Sarmadi <sona.sarmadi@enea.com>2017-08-29 10:31:18 +0200
committerAdrian Dudau <adrian.dudau@enea.com>2017-08-29 13:35:58 +0200
commitad28b1279655db5b0986a8d7ca331358a3e363d1 (patch)
tree5738f9059b2f8168252f0eb77e213c1751e6fbf3 /recipes-extended
parent099300f1d986bd5a631b12601881fa7d5f990d64 (diff)
downloadmeta-nfv-access-common-ad28b1279655db5b0986a8d7ca331358a3e363d1.tar.gz
libarchive: fix for CVE-2016-10349, CVE-2016-10350
CVE-2016-10349: The archive_le32dec function in archive_endian.h in libarchive 3.2.2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. Fixed by: https://github.com/libarchive/libarchive/commit/88eb9e1d73fef46f04677c25b1697b8e25777ed3 CVE-2016-10350: The archive_read_format_cab_read_header function in archive_read_support_format _cab.c in libarchive 3.2.2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. Fixed by: https://github.com/libarchive/libarchive/commit/88eb9e1d73fef46f04677c25b1697b8e25777ed3 References: ========== https://security-tracker.debian.org/tracker/CVE-2016-10349 https://security-tracker.debian.org/tracker/CVE-2016-10350 Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com> Signed-off-by: Adrian Dudau <adrian.dudau@enea.com>
Diffstat (limited to 'recipes-extended')
-rw-r--r--recipes-extended/libarchive/libarchive/CVE-2016-10349_CVE-2016-10350.patch40
-rw-r--r--recipes-extended/libarchive/libarchive_%.bbappend1
2 files changed, 41 insertions, 0 deletions
diff --git a/recipes-extended/libarchive/libarchive/CVE-2016-10349_CVE-2016-10350.patch b/recipes-extended/libarchive/libarchive/CVE-2016-10349_CVE-2016-10350.patch
new file mode 100644
index 0000000..f2a922d
--- /dev/null
+++ b/recipes-extended/libarchive/libarchive/CVE-2016-10349_CVE-2016-10350.patch
@@ -0,0 +1,40 @@
1From 88eb9e1d73fef46f04677c25b1697b8e25777ed3 Mon Sep 17 00:00:00 2001
2From: Joerg Sonnenberger <joerg@bec.de>
3Date: Thu, 1 Dec 2016 19:56:43 +0100
4Subject: [PATCH] Reread the CAB header skipping the self-extracting binary
5 code.
6
7Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15 as found
8by the "OSS-Fuzz" project.
9
10CVE: CVE-2016-10349 CVE-2016-10350
11Upstream-Status: Backport [https://github.com/libarchive/libarchive/commit/88eb9e1d73fef46f04677c25b1697b8e25777ed3]
12
13Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
14---
15 libarchive/archive_read_support_format_cab.c | 5 +++--
16 1 file changed, 3 insertions(+), 2 deletions(-)
17
18diff --git a/libarchive/archive_read_support_format_cab.c b/libarchive/archive_read_support_format_cab.c
19index fc70684..099f4a8 100644
20--- a/libarchive/archive_read_support_format_cab.c
21+++ b/libarchive/archive_read_support_format_cab.c
22@@ -645,12 +645,13 @@ cab_read_header(struct archive_read *a)
23 cab = (struct cab *)(a->format->data);
24 if (cab->found_header == 0 &&
25 p[0] == 'M' && p[1] == 'Z') {
26- /* This is an executable? Must be self-extracting... */
27+ /* This is an executable? Must be self-extracting... */
28 err = cab_skip_sfx(a);
29 if (err < ARCHIVE_WARN)
30 return (err);
31
32- if ((p = __archive_read_ahead(a, sizeof(*p), NULL)) == NULL)
33+ /* Re-read header after processing the SFX. */
34+ if ((p = __archive_read_ahead(a, 42, NULL)) == NULL)
35 return (truncated_error(a));
36 }
37
38--
391.9.1
40
diff --git a/recipes-extended/libarchive/libarchive_%.bbappend b/recipes-extended/libarchive/libarchive_%.bbappend
index b57d134..6c273a6 100644
--- a/recipes-extended/libarchive/libarchive_%.bbappend
+++ b/recipes-extended/libarchive/libarchive_%.bbappend
@@ -2,4 +2,5 @@
2FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" 2FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
3 3
4SRC_URI += "file://CVE-2017-5601.patch \ 4SRC_URI += "file://CVE-2017-5601.patch \
5 file://CVE-2016-10349_CVE-2016-10350.patch \
5 " 6 "