diff options
author | Thiruvadi Rajaraman <trajaraman@mvista.com> | 2017-09-21 19:36:14 +0530 |
---|---|---|
committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2018-01-07 17:09:48 +0000 |
commit | f48d4c21673c16760c5a9ff51934127339234f85 (patch) | |
tree | 009acb12ebbf69da9efa9be40e425255024a4db8 | |
parent | 98b66508f8b382f047d12df430b6e812a9336ab9 (diff) | |
download | openembedded-core-f48d4c21673c16760c5a9ff51934127339234f85.tar.gz |
binutils: CVE-2017-9756
Source: binutils-gdb.git
MR: 73919
Type: Security Fix
Disposition: Backport from binutils-2_29
ChangeID: bd4a354c2a1bd14e26232fc88a736950aa19403a
Description:
Prevent address violation problem when disassembling corrupt aarch64 binary.
PR binutils/21595
* aarch64-dis.c (aarch64_ext_ldst_reglist): Check for an out of
range value.
Affects: <= 2.28
Author: Nick Clifton <nickc@redhat.com>
Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com>
Reviewed-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
-rw-r--r-- | meta/recipes-devtools/binutils/binutils-2.27.inc | 1 | ||||
-rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2017-9756.patch | 43 |
2 files changed, 44 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils-2.27.inc b/meta/recipes-devtools/binutils/binutils-2.27.inc index 961364c81c..70d4065a15 100644 --- a/meta/recipes-devtools/binutils/binutils-2.27.inc +++ b/meta/recipes-devtools/binutils/binutils-2.27.inc @@ -88,6 +88,7 @@ SRC_URI = "\ file://CVE-2017-9753_9754.patch \ file://CVE-2017-9755_1.patch \ file://CVE-2017-9755_2.patch \ + file://CVE-2017-9756.patch \ " S = "${WORKDIR}/git" diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9756.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9756.patch new file mode 100644 index 0000000000..e40a26eb3c --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9756.patch @@ -0,0 +1,43 @@ +commit cd3ea7c69acc5045eb28f9bf80d923116e15e4f5 +Author: Nick Clifton <nickc@redhat.com> +Date: Thu Jun 15 13:26:54 2017 +0100 + + Prevent address violation problem when disassembling corrupt aarch64 binary. + + PR binutils/21595 + * aarch64-dis.c (aarch64_ext_ldst_reglist): Check for an out of + range value. + +Upstream-Status: Backport + +CVE: CVE-2017-9756 +Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com> + +Index: git/opcodes/aarch64-dis.c +=================================================================== +--- git.orig/opcodes/aarch64-dis.c 2017-09-21 15:48:27.154646380 +0530 ++++ git/opcodes/aarch64-dis.c 2017-09-21 15:48:27.134646104 +0530 +@@ -381,6 +381,9 @@ + info->reglist.first_regno = extract_field (FLD_Rt, code, 0); + /* opcode */ + value = extract_field (FLD_opcode, code, 0); ++ /* PR 21595: Check for a bogus value. */ ++ if (value >= ARRAY_SIZE (data)) ++ return 0; + if (expected_num != data[value].num_elements || data[value].is_reserved) + return 0; + info->reglist.num_regs = data[value].num_regs; +Index: git/opcodes/ChangeLog +=================================================================== +--- git.orig/opcodes/ChangeLog 2017-09-21 15:45:32.264491166 +0530 ++++ git/opcodes/ChangeLog 2017-09-21 15:49:53.751803571 +0530 +@@ -1,3 +1,9 @@ ++2017-06-15 Nick Clifton <nickc@redhat.com> ++ ++ PR binutils/21595 ++ * aarch64-dis.c (aarch64_ext_ldst_reglist): Check for an out of ++ range value. ++ + 2017-06-15 H.J. Lu <hongjiu.lu@intel.com> + + PR binutils/21594 |