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binutils: Secuirty fix CVE-2017-14930

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affects <= 2.29.1

(From OE-Core rev: 47c3add5dcc7a29d4647da2c0ad86d756323aa8f)

Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Armin Kuster
2018-08-06 13:16:48 -07:00
committed by Richard Purdie
parent 1ce31b2a81
commit 701eecc7d3
2 changed files with 54 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
meta/recipes-devtools/binutils/binutils-2.29.1.inc
View File

@@ -36,6 +36,7 @@ SRC_URI = "\
file://0014-Detect-64-bit-MIPS-targets.patch \ file://0014-Detect-64-bit-MIPS-targets.patch \
file://0015-sync-with-OE-libtool-changes.patch \ file://0015-sync-with-OE-libtool-changes.patch \
file://CVE-2017-17124.patch \ file://CVE-2017-17124.patch \
file://CVE-2017-14930.patch \
" "
S = "${WORKDIR}/git" S = "${WORKDIR}/git"

53
meta/recipes-devtools/binutils/binutils/CVE-2017-14930.patch Normal file
View File

@@ -0,0 +1,53 @@
From a26a013f22a19e2c16729e64f40ef8a7dfcc086e Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Sun, 24 Sep 2017 17:10:14 +0930
Subject: [PATCH] PR22191, memory leak in dwarf2.c
table->sequences is a linked list before it is replaced by a bfd_alloc
array in sort_line_sequences.
PR 22191
* dwarf2.c (decode_line_info): Properly free line sequences on error.
Upstream-Status: Backport
Affects: <= 2.29.1
CVE: CVE-2017-14930
Signed-off-by: Armin Kuster <akuster@mvista.com>
---
bfd/ChangeLog | 5 +++++
bfd/dwarf2.c | 8 ++++++--
2 files changed, 11 insertions(+), 2 deletions(-)
Index: git/bfd/dwarf2.c
===================================================================
--- git.orig/bfd/dwarf2.c
+++ git/bfd/dwarf2.c
@@ -2473,8 +2473,12 @@ decode_line_info (struct comp_unit *unit
return table;
fail:
- if (table->sequences != NULL)
- free (table->sequences);
+ while (table->sequences != NULL)
+ {
+ struct line_sequence* seq = table->sequences;
+ table->sequences = table->sequences->prev_sequence;
+ free (seq);
+ }
if (table->files != NULL)
free (table->files);
if (table->dirs != NULL)
Index: git/bfd/ChangeLog
===================================================================
--- git.orig/bfd/ChangeLog
+++ git/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2017-09-24 Alan Modra <amodra@gmail.com>
+
+ PR 22191
+ * dwarf2.c (decode_line_info): Properly free line sequences on error.
+
2017-11-28 Nick Clifton <nickc@redhat.com>
PR 22507