1 files changed, 34 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14055.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14055.patch
new file mode 100644
index 0000000000..37d0d1ab7f
--- /dev/null
+++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14055.patch
@@ -0,0 +1,34 @@
+From 4f05e2e2dc1a89f38cd9f0960a6561083d714f1e Mon Sep 17 00:00:00 2001
+From: Michael Niedermayer <michael@niedermayer.cc>
+Date: Fri, 25 Aug 2017 01:15:30 +0200
+Subject: [PATCH] avformat/mvdec: Fix DoS due to lack of eof check
+
+Fixes: loop.mv
+
+Found-by: Xiaohei and Wangchu from Alibaba Security Team
+Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
+
+CVE: CVE-2017-14055
+Upstream-Status: Backport
+
+Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
+---
+ libavformat/mvdec.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/libavformat/mvdec.c b/libavformat/mvdec.c
+index 0e12c8c..f7aa4cb 100644
+--- a/libavformat/mvdec.c
++++ b/libavformat/mvdec.c
+@@ -342,6 +342,8 @@ static int mv_read_header(AVFormatContext *avctx)
+             uint32_t pos   = avio_rb32(pb);
+             uint32_t asize = avio_rb32(pb);
+             uint32_t vsize = avio_rb32(pb);
++            if (avio_feof(pb))
++                return AVERROR_INVALIDDATA;
+             avio_skip(pb, 8);
+             av_add_index_entry(ast, pos, timestamp, asize, 0, AVINDEX_KEYFRAME);
+             av_add_index_entry(vst, pos + asize, i, vsize, 0, AVINDEX_KEYFRAME);
+-- 
+2.1.0
+