[OE-core] [ROCKO][PATCH 04/34] libvorbis: CVE-2017-14160

[Jagadeesh Krishnanjanappa]

CVE-2017-14160: fix bounds check on very low sample rates.

Affects libvorbis = 1.3.5

Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
---
 .../libvorbis/libvorbis/CVE-2017-14160.patch       | 33 ++++++++++++++++++++++
 .../libvorbis/libvorbis_1.3.5.bb                   |  2 ++
 2 files changed, 35 insertions(+)
 create mode 100644 meta/recipes-multimedia/libvorbis/libvorbis/CVE-2017-14160.patch

diff --git a/meta/recipes-multimedia/libvorbis/libvorbis/CVE-2017-14160.patch b/meta/recipes-multimedia/libvorbis/libvorbis/CVE-2017-14160.patch
new file mode 100644
index 0000000..5f304aa
--- /dev/null
+++ b/meta/recipes-multimedia/libvorbis/libvorbis/CVE-2017-14160.patch
@@ -0,0 +1,33 @@
+From 018ca26dece618457dd13585cad52941193c4a25 Mon Sep 17 00:00:00 2001
+From: Thomas Daede <daede003 at umn.edu>
+Date: Wed, 9 May 2018 14:56:59 -0700
+Subject: [PATCH] CVE-2017-14160: fix bounds check on very low sample rates.
+
+CVE: CVE-2017-14160
+CVE: CVE-2018-10393
+Upstream-Status: Backport [https://gitlab.xiph.org/xiph/vorbis/commit/018ca26dece618457dd13585cad52941193c4a25]
+
+Signed-off-by: Thomas Daede <daede003 at umn.edu>
+Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
+---
+ lib/psy.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/lib/psy.c b/lib/psy.c
+index 422c6f1..1310123 100644
+--- a/lib/psy.c
++++ b/lib/psy.c
+@@ -602,8 +602,9 @@ static void bark_noise_hybridmp(int n,const long *b,
+   for (i = 0, x = 0.f;; i++, x += 1.f) {
+ 
+     lo = b[i] >> 16;
+-    if( lo>=0 ) break;
+     hi = b[i] & 0xffff;
++    if( lo>=0 ) break;
++    if( hi>=n ) break;
+ 
+     tN = N[hi] + N[-lo];
+     tX = X[hi] - X[-lo];
+-- 
+2.7.4
+
diff --git a/meta/recipes-multimedia/libvorbis/libvorbis_1.3.5.bb b/meta/recipes-multimedia/libvorbis/libvorbis_1.3.5.bb
index 20f887c..1a49e59 100644
--- a/meta/recipes-multimedia/libvorbis/libvorbis_1.3.5.bb
+++ b/meta/recipes-multimedia/libvorbis/libvorbis_1.3.5.bb
@@ -9,12 +9,14 @@ LICENSE = "BSD"
 LIC_FILES_CHKSUM = "file://COPYING;md5=7d2c487d2fc7dd3e3c7c465a5b7f6217 \
                     file://include/vorbis/vorbisenc.h;beginline=1;endline=11;md5=d1c1d138863d6315131193d4046d81cb"
 DEPENDS = "libogg"
+PR = "r1"
 
 SRC_URI = "http://downloads.xiph.org/releases/vorbis/${BP}.tar.xz \
            file://0001-configure-Check-for-clang.patch \
            file://CVE-2017-14633.patch \
            file://CVE-2017-14632.patch \
            file://CVE-2018-5146.patch \
+           file://CVE-2017-14160.patch \
           "
 SRC_URI[md5sum] = "28cb28097c07a735d6af56e598e1c90f"
 SRC_URI[sha256sum] = "54f94a9527ff0a88477be0a71c0bab09a4c3febe0ed878b24824906cd4b0e1d1"
-- 
2.7.4