binutls: Security fix for CVE-2017-9748

affects: <= 2.28

(From OE-Core rev: 1a60007cb6705ba25a2a6d07ccf2c2639d131874)

Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 47 insertions, 0 deletions

diff --git a/meta/recipes-devtools/binutils/binutils-2.28.inc b/meta/recipes-devtools/binutils/binutils-2.28.inc
index 6822adbd9a..8a19ac6ad1 100644
--- a/meta/recipes-devtools/binutils/binutils-2.28.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.28.inc
@@ -59,6 +59,7 @@ SRC_URI = "\
      file://CVE-2017-9745.patch \
      file://CVE-2017-9746.patch \
      file://CVE-2017-9747.patch \
+     file://CVE-2017-9748.patch \
 "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-9748.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-9748.patch
new file mode 100644
index 0000000000..02070235a8
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-9748.patch
@@ -0,0 +1,46 @@
+From 63634bb4a107877dd08b6282e28e11cfd1a1649e Mon Sep 17 00:00:00 2001
+From: Nick Clifton <nickc@redhat.com>
+Date: Thu, 15 Jun 2017 12:44:23 +0100
+Subject: [PATCH] Avoid a possible compiler bug by using a static buffer
+ instead of a stack local buffer.
+
+        PR binutils/21582
+        * ieee.c (ieee_object_p): Use a static buffer to avoid compiler
+        bugs.
+
+Upstream-Status: Backport
+CVE: CVE-2017-9748
+Signed-off-by: Armin Kuster <akuster@mvista.com>
+
+---
+ bfd/ChangeLog | 6 ++++++
+ bfd/ieee.c    | 2 +-
+ 2 files changed, 7 insertions(+), 1 deletion(-)
+
+Index: git/bfd/ieee.c
+===================================================================
+--- git.orig/bfd/ieee.c
++++ git/bfd/ieee.c
+@@ -1875,7 +1875,7 @@ ieee_object_p (bfd *abfd)
+   char *processor;
+   unsigned int part;
+   ieee_data_type *ieee;
+-  unsigned char buffer[300];
++  static unsigned char buffer[300];
+   ieee_data_type *save = IEEE_DATA (abfd);
+   bfd_size_type amt;
+ 
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog
++++ git/bfd/ChangeLog
+@@ -1,5 +1,9 @@
+ 2017-06-15  Nick Clifton  <nickc@redhat.com>
+ 
++       PR binutils/21582
++       * ieee.c (ieee_object_p): Use a static buffer to avoid compiler
++       bugs.
++
+        PR binutils/21581
+        (ieee_archive_p): Likewise.
+