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binutls: Security fix for CVE-2017-9755 

Affects: <= 2.28

(From OE-Core rev: 2a1da95cf865de024d278178b28e58a299526121)

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 16:31:27 -08:00 committed by Richard Purdie
parent e6b8c7e098
commit 3f098a0f6e
2 changed files with 64 additions and 0 deletions
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1
meta/recipes-devtools/binutils/binutils-2.28.inc
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@ -65,6 +65,7 @@ SRC_URI = "\
file://CVE-2017-9751.patch \
file://CVE-2017-9752.patch \
file://CVE-2017-9753.patch \
file://CVE-2017-9755.patch \
"
S = "${WORKDIR}/git"

63
meta/recipes-devtools/binutils/binutils/CVE-2017-9755.patch Normal file
View File

@ -0,0 +1,63 @@
From 0d96e4df4812c3bad77c229dfef47a9bc115ac12 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Thu, 15 Jun 2017 06:40:17 -0700
Subject: [PATCH] i386-dis: Check valid bnd register
Since there are only 4 bnd registers, return "(bad)" for register
number > 3.
PR binutils/21594
* i386-dis.c (OP_E_register): Check valid bnd register.
(OP_G): Likewise.
Upstream-Status: Backport
CVE: CVE-2017-9755
Signed-off-by: Armin Kuster <akuster@mvista.com>
---
opcodes/ChangeLog | 6 ++++++
opcodes/i386-dis.c | 10 ++++++++++
2 files changed, 16 insertions(+)
Index: git/opcodes/ChangeLog
===================================================================
--- git.orig/opcodes/ChangeLog
+++ git/opcodes/ChangeLog
@@ -1,3 +1,9 @@
+2017-06-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR binutils/21594
+ * i386-dis.c (OP_E_register): Check valid bnd register.
+ (OP_G): Likewise.
+
2017-06-15 Nick Clifton <nickc@redhat.com>
PR binutils/21588
Index: git/opcodes/i386-dis.c
===================================================================
--- git.orig/opcodes/i386-dis.c
+++ git/opcodes/i386-dis.c
@@ -14939,6 +14939,11 @@ OP_E_register (int bytemode, int sizefla
names = address_mode == mode_64bit ? names64 : names32;
break;
case bnd_mode:
+ if (reg > 0x3)
+ {
+ oappend ("(bad)");
+ return;
+ }
names = names_bnd;
break;
case indir_v_mode:
@@ -15483,6 +15488,11 @@ OP_G (int bytemode, int sizeflag)
oappend (names64[modrm.reg + add]);
break;
case bnd_mode:
+ if (modrm.reg > 0x3)
+ {
+ oappend ("(bad)");
+ return;
+ }
oappend (names_bnd[modrm.reg]);
break;
case v_mode: