binutls: Security fix CVE-2017-8395
Affects: <= 2.28 (From OE-Core rev: b6c2ce1cd3907f5c6f5dcff0afb971d000e7c9bc) Signed-off-by: Armin Kuster <akuster808@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
parent
e109245168
commit
a24b585342
|
@ -47,6 +47,7 @@ SRC_URI = "\
|
||||||
file://CVE-2017-7614.patch \
|
file://CVE-2017-7614.patch \
|
||||||
file://CVE-2017-8393.patch \
|
file://CVE-2017-8393.patch \
|
||||||
file://CVE-2017-8394.patch \
|
file://CVE-2017-8394.patch \
|
||||||
|
file://CVE-2017-8395.patch \
|
||||||
"
|
"
|
||||||
S = "${WORKDIR}/git"
|
S = "${WORKDIR}/git"
|
||||||
|
|
||||||
|
|
|
@ -0,0 +1,72 @@
|
||||||
|
From e63d123268f23a4cbc45ee55fb6dbc7d84729da3 Mon Sep 17 00:00:00 2001
|
||||||
|
From: Nick Clifton <nickc@redhat.com>
|
||||||
|
Date: Wed, 26 Apr 2017 13:07:49 +0100
|
||||||
|
Subject: [PATCH] Fix seg-fault attempting to compress a debug section in a
|
||||||
|
corrupt binary.
|
||||||
|
|
||||||
|
PR binutils/21431
|
||||||
|
* compress.c (bfd_init_section_compress_status): Check the return
|
||||||
|
value from bfd_malloc.
|
||||||
|
|
||||||
|
Upstream-Status: Backport
|
||||||
|
CVE: CVE-2017-8395
|
||||||
|
Signed-off-by: Armin Kuster <akuster@mvista.com>
|
||||||
|
|
||||||
|
---
|
||||||
|
bfd/ChangeLog | 6 ++++++
|
||||||
|
bfd/compress.c | 19 +++++++++----------
|
||||||
|
2 files changed, 15 insertions(+), 10 deletions(-)
|
||||||
|
|
||||||
|
Index: git/bfd/compress.c
|
||||||
|
===================================================================
|
||||||
|
--- git.orig/bfd/compress.c
|
||||||
|
+++ git/bfd/compress.c
|
||||||
|
@@ -542,7 +542,6 @@ bfd_init_section_compress_status (bfd *a
|
||||||
|
{
|
||||||
|
bfd_size_type uncompressed_size;
|
||||||
|
bfd_byte *uncompressed_buffer;
|
||||||
|
- bfd_boolean ret;
|
||||||
|
|
||||||
|
/* Error if not opened for read. */
|
||||||
|
if (abfd->direction != read_direction
|
||||||
|
@@ -558,18 +557,18 @@ bfd_init_section_compress_status (bfd *a
|
||||||
|
/* Read in the full section contents and compress it. */
|
||||||
|
uncompressed_size = sec->size;
|
||||||
|
uncompressed_buffer = (bfd_byte *) bfd_malloc (uncompressed_size);
|
||||||
|
+ /* PR 21431 */
|
||||||
|
+ if (uncompressed_buffer == NULL)
|
||||||
|
+ return FALSE;
|
||||||
|
+
|
||||||
|
if (!bfd_get_section_contents (abfd, sec, uncompressed_buffer,
|
||||||
|
0, uncompressed_size))
|
||||||
|
- ret = FALSE;
|
||||||
|
- else
|
||||||
|
- {
|
||||||
|
- uncompressed_size = bfd_compress_section_contents (abfd, sec,
|
||||||
|
- uncompressed_buffer,
|
||||||
|
- uncompressed_size);
|
||||||
|
- ret = uncompressed_size != 0;
|
||||||
|
- }
|
||||||
|
+ return FALSE;
|
||||||
|
|
||||||
|
- return ret;
|
||||||
|
+ uncompressed_size = bfd_compress_section_contents (abfd, sec,
|
||||||
|
+ uncompressed_buffer,
|
||||||
|
+ uncompressed_size);
|
||||||
|
+ return uncompressed_size != 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
Index: git/bfd/ChangeLog
|
||||||
|
===================================================================
|
||||||
|
--- git.orig/bfd/ChangeLog
|
||||||
|
+++ git/bfd/ChangeLog
|
||||||
|
@@ -1,3 +1,8 @@
|
||||||
|
+2017-04-26 Nick Clifton <nickc@redhat.com>
|
||||||
|
+
|
||||||
|
+ PR binutils/21431
|
||||||
|
+ * compress.c (bfd_init_section_compress_status): Check the return
|
||||||
|
+ value from bfd_malloc.
|
||||||
|
|
||||||
|
2017-04-23 Alan Modra <amodra@gmail.com>
|
||||||
|
PR 21414
|
Loading…
Reference in New Issue