libvorbis: 3 CVE fixes

CVE-2017-14160, CVE-2018-10393 (same as 14160), and CVE-2018-10392.
These fixes should be in libvorbis 1.3.7.

(From OE-Core rev: 45ff20f325a51fe0ed12d58160c08e04781ce341)

Signed-off-by: Joe Slater <joe.slater@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 34 insertions, 0 deletions

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 0000000000..b7603c3b13
--- /dev/null
+++ b/meta/recipes-multimedia/libvorbis/libvorbis/CVE-2017-14160.patch
@@ -0,0 +1,34 @@
+From 018ca26dece618457dd13585cad52941193c4a25 Mon Sep 17 00:00:00 2001
+From: Thomas Daede <daede003@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-2018-10393
+
+Upstream-Status: Backport [gitlab.com/Xiph.Org/Vorbis/Commits/018ca26d...]
+
+Signed-off-by: Joe Slater <joe.slater@windriver.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];
+-- 
+1.7.9.5
+