[oe-commits] [openembedded-core] 20/51: binutils: CVE-2017-8395
git at git.openembedded.org
git at git.openembedded.org
Sun Jan 7 17:11:29 UTC 2018
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commit addac2e8f6f6132807a590a032a4292079542fbe
Author: Thiruvadi Rajaraman <trajaraman at mvista.com>
AuthorDate: Mon Sep 4 18:31:38 2017 +0530
binutils: CVE-2017-8395
Source: git://sourceware.org/git/binutils-gdb.git
MR: 74153
Type: Security Fix
Disposition: Backport from binutils-2_29
ChangeID: 27dce214c561f9ae6f874990432f9d76a7de29d4
Description:
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.
Affects: <= 2.29
Author: Nick Clifton <nickc at redhat.com>
Signed-off-by: Thiruvadi Rajaraman <trajaraman at mvista.com>
Reviewed-by: Armin Kuster <akuster at mvista.com>
Signed-off-by: Armin Kuster <akuster at mvista.com>
Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
meta/recipes-devtools/binutils/binutils-2.27.inc | 1 +
.../binutils/binutils/CVE-2017-8395.patch | 72 ++++++++++++++++++++++
2 files changed, 73 insertions(+)
diff --git a/meta/recipes-devtools/binutils/binutils-2.27.inc b/meta/recipes-devtools/binutils/binutils-2.27.inc
index 447de53..ecb0cdf 100644
--- a/meta/recipes-devtools/binutils/binutils-2.27.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.27.inc
@@ -68,6 +68,7 @@ SRC_URI = "\
file://CVE-2017-7303.patch \
file://CVE-2017-7304.patch \
file://CVE-2017-8393.patch \
+ file://CVE-2017-8395.patch \
"
S = "${WORKDIR}/git"
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-8395.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-8395.patch
new file mode 100644
index 0000000..42793e1
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-8395.patch
@@ -0,0 +1,72 @@
+commit e63d123268f23a4cbc45ee55fb6dbc7d84729da3
+Author: Nick Clifton <nickc at redhat.com>
+Date: Wed Apr 26 13:07:49 2017 +0100
+
+ 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: Thiruvadi Rajaraman <trajaraman at mvista.com>
+
+Index: git/bfd/compress.c
+===================================================================
+--- git.orig/bfd/compress.c 2017-09-04 17:55:00.546577566 +0530
++++ git/bfd/compress.c 2017-09-04 17:55:10.770664577 +0530
+@@ -534,7 +534,6 @@
+ {
+ bfd_size_type uncompressed_size;
+ bfd_byte *uncompressed_buffer;
+- bfd_boolean ret;
+
+ /* Error if not opened for read. */
+ if (abfd->direction != read_direction
+@@ -550,18 +549,18 @@
+ /* 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 2017-09-04 17:55:10.714664101 +0530
++++ git/bfd/ChangeLog 2017-09-04 17:56:40.991431847 +0530
+@@ -73,6 +73,12 @@
+ (evax_bfd_print_egsd): Check for an overlarge record length.
+ (evax_bfd_print_etir): Likewise.
+
++2017-04-26 Nick Clifton <nickc at redhat.com>
++
++ PR binutils/21431
++ * compress.c (bfd_init_section_compress_status): Check the return
++ value from bfd_malloc.
++
+ 2017-04-25 Maciej W. Rozycki <macro at imgtec.com>
+
+ * readelf.c (process_mips_specific): Remove error reporting from
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