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| author |   Armin Kuster <akuster808@gmail.com> | 2017-11-26 13:27:38 -0800 |
|---|---|---|
| committer |   Richard Purdie <richard.purdie@linuxfoundation.org> | 2017-12-11 22:01:54 +0000 |
| commit | 7442e97d451047e5f8ed2e23f5898837a7d572a7 (patch) | |
| tree | f985909f526fd7e545666520e6bfc0c47d0fcfc0 /meta/recipes-devtools | |
| parent | 8bbed39afd0d4197e39db587f41cd301726c2958 (diff) | |
| download | openembedded-core-contrib-7442e97d451047e5f8ed2e23f5898837a7d572a7.tar.gz | |
binutils: Security fix CVE-2017-8421
Affects: <= 2.28
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Diffstat (limited to 'meta/recipes-devtools')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils-2.28.inc | 1 | ||||
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2017-8421.patch | 52 |
2 files changed, 53 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils-2.28.inc b/meta/recipes-devtools/binutils/binutils-2.28.inc index d58d7b86cc..5b6270a7c2 100644 --- a/meta/recipes-devtools/binutils/binutils-2.28.inc +++ b/meta/recipes-devtools/binutils/binutils-2.28.inc @@ -50,6 +50,7 @@ SRC_URI = "\ file://CVE-2017-8395.patch \ file://CVE-2017-8396_8397.patch \ file://CVE-2017-8398.patch \ + file://CVE-2017-8421.patch \ " S = "${WORKDIR}/git" diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-8421.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-8421.patch new file mode 100644 index 0000000000..7969c66f30 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-8421.patch @@ -0,0 +1,52 @@ +From 39ff1b79f687b65f4144ddb379f22587003443fb Mon Sep 17 00:00:00 2001 +From: Nick Clifton <nickc@redhat.com> +Date: Tue, 2 May 2017 11:54:53 +0100 +Subject: [PATCH] Prevent memory exhaustion from a corrupt PE binary with an + overlarge number of relocs. + + PR 21440 + * objdump.c (dump_relocs_in_section): Check for an excessive + number of relocs before attempting to dump them. + +Upstream-Status: Backport +CVE: CVE-2017-8421 +Signed-off-by: Armin Kuster <akuster@mvista.com> + +--- + binutils/ChangeLog | 6 ++++++ + binutils/objdump.c | 8 ++++++++ + 2 files changed, 14 insertions(+) + +Index: git/binutils/objdump.c +=================================================================== +--- git.orig/binutils/objdump.c ++++ git/binutils/objdump.c +@@ -3311,6 +3311,14 @@ dump_relocs_in_section (bfd *abfd, + return; + } + ++ if ((bfd_get_file_flags (abfd) & (BFD_IN_MEMORY | BFD_LINKER_CREATED)) == 0 ++ && relsize > get_file_size (bfd_get_filename (abfd))) ++ { ++ printf (" (too many: 0x%x)\n", section->reloc_count); ++ bfd_set_error (bfd_error_file_truncated); ++ bfd_fatal (bfd_get_filename (abfd)); ++ } ++ + relpp = (arelent **) xmalloc (relsize); + relcount = bfd_canonicalize_reloc (abfd, section, relpp, syms); + +Index: git/binutils/ChangeLog +=================================================================== +--- git.orig/binutils/ChangeLog ++++ git/binutils/ChangeLog +@@ -1,3 +1,9 @@ ++2017-05-02 Nick Clifton <nickc@redhat.com> ++ ++ PR 21440 ++ * objdump.c (dump_relocs_in_section): Check for an excessive ++ number of relocs before attempting to dump them. ++ + 2017-04-28 Nick Clifton <nickc@redhat.com> + + PR binutils/21438 |