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-rw-r--r--meta/recipes-devtools/perl/perl/CVE-2018-12015.patch48
-rw-r--r--meta/recipes-devtools/perl/perl_5.24.4.bb1
2 files changed, 49 insertions, 0 deletions
diff --git a/meta/recipes-devtools/perl/perl/CVE-2018-12015.patch b/meta/recipes-devtools/perl/perl/CVE-2018-12015.patch
new file mode 100644
index 0000000000..a33deaff6a
--- /dev/null
+++ b/meta/recipes-devtools/perl/perl/CVE-2018-12015.patch
@@ -0,0 +1,48 @@
1From ae65651eab053fc6dc4590dbb863a268215c1fc5 Mon Sep 17 00:00:00 2001
2From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
3Date: Fri, 8 Jun 2018 11:45:40 +0100
4Subject: [PATCH] [PATCH] Remove existing files before overwriting them
5
6Archive should extract only the latest same-named entry.
7Extracted regular file should not be writtent into existing block
8device (or any other one).
9
10https://rt.cpan.org/Ticket/Display.html?id=125523
11
12CVE: CVE-2018-12015
13Upstream-Status: Backport [https://github.com/jib/archive-tar-new/commit/ae65651eab053fc6dc4590dbb863a268215c1fc5]
14
15Signed-off-by: Chris 'BinGOs' Williams <chris@bingosnet.co.uk>
16Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa@mvista.com>
17---
18 lib/Archive/Tar.pm | 14 ++++++++++++++
19 1 file changed, 14 insertions(+)
20
21diff --git a/cpan/Archive-Tar/lib/Archive/Tar.pm b/cpan/Archive-Tar/lib/Archive/Tar.pm
22index 6244369..a83975f 100644
23--- a/cpan/Archive-Tar/lib/Archive/Tar.pm
24+++ b/cpan/Archive-Tar/lib/Archive/Tar.pm
25@@ -845,6 +845,20 @@ sub _extract_file {
26 return;
27 }
28
29+ ### If a file system already contains a block device with the same name as
30+ ### the being extracted regular file, we would write the file's content
31+ ### to the block device. So remove the existing file (block device) now.
32+ ### If an archive contains multiple same-named entries, the last one
33+ ### should replace the previous ones. So remove the old file now.
34+ ### If the old entry is a symlink to a file outside of the CWD, the new
35+ ### entry would create a file there. This is CVE-2018-12015
36+ ### <https://rt.cpan.org/Ticket/Display.html?id=125523>.
37+ if (-l $full || -e _) {
38+ if (!unlink $full) {
39+ $self->_error( qq[Could not remove old file '$full': $!] );
40+ return;
41+ }
42+ }
43 if( length $entry->type && $entry->is_file ) {
44 my $fh = IO::File->new;
45 $fh->open( '>' . $full ) or (
46--
472.13.3
48
diff --git a/meta/recipes-devtools/perl/perl_5.24.4.bb b/meta/recipes-devtools/perl/perl_5.24.4.bb
index 87a85a39d4..28f1c249dc 100644
--- a/meta/recipes-devtools/perl/perl_5.24.4.bb
+++ b/meta/recipes-devtools/perl/perl_5.24.4.bb
@@ -64,6 +64,7 @@ SRC_URI += " \
64 file://perl-fix-conflict-between-skip_all-and-END.patch \ 64 file://perl-fix-conflict-between-skip_all-and-END.patch \
65 file://perl-test-customized.patch \ 65 file://perl-test-customized.patch \
66 file://perl-5.26.1-guard_old_libcrypt_fix.patch \ 66 file://perl-5.26.1-guard_old_libcrypt_fix.patch \
67 file://CVE-2018-12015.patch \
67" 68"
68 69
69# Fix test case issues 70# Fix test case issues