[OE-core] [ROCKO][PATCH 01/27] binutils: Security fix CVE-2017-12967

Armin Kuster akuster808 at gmail.com
Wed Aug 8 15:34:56 UTC 2018


From: Armin Kuster <akuster at mvista.com>

affects: <= 2.29.1

Signed-off-by: Armin Kuster <akuster at mvista.com>
---
 meta/recipes-devtools/binutils/binutils-2.29.1.inc |  1 +
 .../binutils/binutils/CVE-2017-12967.patch         | 47 ++++++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 meta/recipes-devtools/binutils/binutils/CVE-2017-12967.patch

diff --git a/meta/recipes-devtools/binutils/binutils-2.29.1.inc b/meta/recipes-devtools/binutils/binutils-2.29.1.inc
index b29b75a..12b579c 100644
--- a/meta/recipes-devtools/binutils/binutils-2.29.1.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.29.1.inc
@@ -35,6 +35,7 @@ SRC_URI = "\
      file://0013-fix-the-incorrect-assembling-for-ppc-wait-mnemonic.patch \
      file://0014-Detect-64-bit-MIPS-targets.patch \
      file://0015-sync-with-OE-libtool-changes.patch \
+     file://CVE-2017-12967.patch \
 "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-12967.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-12967.patch
new file mode 100644
index 0000000..ab19d21
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-12967.patch
@@ -0,0 +1,47 @@
+From b0029dce6867de1a2828293177b0e030d2f0f03c Mon Sep 17 00:00:00 2001
+From: Nick Clifton <nickc at redhat.com>
+Date: Tue, 28 Nov 2017 18:00:29 +0000
+Subject: [PATCH] Prevent a memory exhaustion problem when trying to read in
+ strings from a COFF binary with a corrupt string table size.
+
+	PR 22507
+	* coffgen.c (_bfd_coff_read_string_table): Check for an excessive
+	size of the external string table.
+
+Upstream-Status: backport
+Affects binutls <= 2.29.1
+CVE:  CVE-2017-12967 
+Signed-off-by: Armin Kuster <akuster at mvista.com>
+
+---
+ bfd/ChangeLog | 6 ++++++
+ bfd/coffgen.c | 4 ++--
+ 2 files changed, 8 insertions(+), 2 deletions(-)
+
+Index: git/bfd/coffgen.c
+===================================================================
+--- git.orig/bfd/coffgen.c
++++ git/bfd/coffgen.c
+@@ -1709,7 +1709,7 @@ _bfd_coff_read_string_table (bfd *abfd)
+ #endif
+     }
+ 
+-  if (strsize < STRING_SIZE_SIZE)
++  if (strsize < STRING_SIZE_SIZE || strsize > bfd_get_file_size (abfd))
+     {
+       _bfd_error_handler
+ 	/* xgettext: c-format */
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog
++++ git/bfd/ChangeLog
+@@ -1,3 +1,9 @@
++2017-11-28  Nick Clifton  <nickc at redhat.com>
++
++       PR 22507
++       * coffgen.c (_bfd_coff_read_string_table): Check for an excessive
++       size of the external string table.
++
+ 2018-03-28  Eric Botcazou  <ebotcazou at adacore.com>
+ 
+ 	PR ld/22972
-- 
2.7.4




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