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binutils: Security fix for CVE-2017-9038 and CVE-2017-9044 

(From OE-Core rev: 32e5dedd7bf5b249a8f89f88bbe17d5ba71039b7)

Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Armin Kuster 2017-11-26 13:28:58 -08:00 committed by Richard Purdie
parent ffdcca938b
commit 7ac79cbbe1
2 changed files with 52 additions and 0 deletions
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1
meta/recipes-devtools/binutils/binutils-2.28.inc
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@ -51,6 +51,7 @@ SRC_URI = "\
file://CVE-2017-8396_8397.patch \
file://CVE-2017-8398.patch \
file://CVE-2017-8421.patch \
file://CVE-2017-9038_9044.patch \
"
S = "${WORKDIR}/git"

51
meta/recipes-devtools/binutils/binutils/CVE-2017-9038_9044.patch Normal file
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@ -0,0 +1,51 @@
From f32ba72991d2406b21ab17edc234a2f3fa7fb23d Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Mon, 3 Apr 2017 11:01:45 +0100
Subject: [PATCH] readelf: Update check for invalid word offsets in ARM unwind
information.
PR binutils/21343
* readelf.c (get_unwind_section_word): Fix snafu checking for
invalid word offsets in ARM unwind information.
Upstream-Status: Backport
CVE: CVE-2017-9038
CVE: CVE-2017-9044
Signed-off-by: Armin Kuster <akuster@mvista.com>
---
binutils/ChangeLog | 6 ++++++
binutils/readelf.c | 6 +++---
2 files changed, 9 insertions(+), 3 deletions(-)
Index: git/binutils/readelf.c
===================================================================
--- git.orig/binutils/readelf.c
+++ git/binutils/readelf.c
@@ -7972,9 +7972,9 @@ get_unwind_section_word (struct arm_unw_
return FALSE;
/* If the offset is invalid then fail. */
- if (word_offset > (sec->sh_size - 4)
- /* PR 18879 */
- || (sec->sh_size < 5 && word_offset >= sec->sh_size)
+ if (/* PR 21343 *//* PR 18879 */
+ sec->sh_size < 4
+ || word_offset > (sec->sh_size - 4)
|| ((bfd_signed_vma) word_offset) < 0)
return FALSE;
Index: git/binutils/ChangeLog
===================================================================
--- git.orig/binutils/ChangeLog
+++ git/binutils/ChangeLog
@@ -1,3 +1,9 @@
+2017-04-03 Nick Clifton <nickc@redhat.com>
+
+ PR binutils/21343
+ * readelf.c (get_unwind_section_word): Fix snafu checking for
+ invalid word offsets in ARM unwind information.
+
2017-05-02 Nick Clifton <nickc@redhat.com>
PR 21440