[OE-core] [ROCKO][PATCH 03/27] binutls: Security fix CVE-2017-14932
Armin Kuster
akuster808 at gmail.com
Wed Aug 8 15:34:58 UTC 2018
From: Armin Kuster <akuster at mvista.com>
Signed-off-by: Armin Kuster <akuster at mvista.com>
---
meta/recipes-devtools/binutils/binutils-2.29.1.inc | 1 +
.../binutils/binutils/CVE-2017-14932.patch | 46 ++++++++++++++++++++++
2 files changed, 47 insertions(+)
create mode 100644 meta/recipes-devtools/binutils/binutils/CVE-2017-14932.patch
diff --git a/meta/recipes-devtools/binutils/binutils-2.29.1.inc b/meta/recipes-devtools/binutils/binutils-2.29.1.inc
index 2232781..788f98a 100644
--- a/meta/recipes-devtools/binutils/binutils-2.29.1.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.29.1.inc
@@ -37,6 +37,7 @@ SRC_URI = "\
file://0015-sync-with-OE-libtool-changes.patch \
file://CVE-2017-12967.patch \
file://CVE-2017-14930.patch \
+ file://CVE-2017-14932.patch \
"
S = "${WORKDIR}/git"
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-14932.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-14932.patch
new file mode 100644
index 0000000..a436031
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-14932.patch
@@ -0,0 +1,46 @@
+From e338894dc2e603683bed2172e8e9f25b29051005 Mon Sep 17 00:00:00 2001
+From: Alan Modra <amodra at gmail.com>
+Date: Tue, 26 Sep 2017 09:32:18 +0930
+Subject: [PATCH] PR22204, Lack of DW_LNE_end_sequence causes "infinite" loop
+
+ PR 22204
+ * dwarf2.c (decode_line_info): Ensure line_ptr stays within
+ bounds in inner loop.
+
+Upstream-Status: Backport
+Affects: <= 2.29.1
+CVE: CVE-2017-14932
+Signed-off-by: Armin Kuster <akuster at mvista.com>
+
+---
+ bfd/ChangeLog | 6 ++++++
+ bfd/dwarf2.c | 2 +-
+ 2 files changed, 7 insertions(+), 1 deletion(-)
+
+Index: git/bfd/dwarf2.c
+===================================================================
+--- git.orig/bfd/dwarf2.c
++++ git/bfd/dwarf2.c
+@@ -2269,7 +2269,7 @@ decode_line_info (struct comp_unit *unit
+ bfd_vma high_pc = 0;
+
+ /* Decode the table. */
+- while (! end_sequence)
++ while (!end_sequence && line_ptr < line_end)
+ {
+ op_code = read_1_byte (abfd, line_ptr, line_end);
+ line_ptr += 1;
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog
++++ git/bfd/ChangeLog
+@@ -1,3 +1,9 @@
++2017-09-26 Alan Modra <amodra at gmail.com>
++
++ PR 22204
++ * dwarf2.c (decode_line_info): Ensure line_ptr stays within
++ bounds in inner loop.
++
+ 2017-09-24 Alan Modra <amodra at gmail.com>
+
+ PR 22191
--
2.7.4
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