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-rw-r--r--meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14059.patch40
1 files changed, 40 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14059.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14059.patch
new file mode 100644
index 0000000000..34fde0be77
--- /dev/null
+++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14059.patch
@@ -0,0 +1,40 @@
1From 7e80b63ecd259d69d383623e75b318bf2bd491f6 Mon Sep 17 00:00:00 2001
2From: =?UTF-8?q?=E5=AD=99=E6=B5=A9=20and=20=E5=BC=A0=E6=B4=AA=E4=BA=AE=28?=
3 =?UTF-8?q?=E6=9C=9B=E5=88=9D=29?= <tony.sh and wangchu.zhl@alibaba-inc.com>
4Date: Fri, 25 Aug 2017 01:15:27 +0200
5Subject: [PATCH] avformat/cinedec: Fix DoS due to lack of eof check
6
7Fixes: loop.cine
8
9Found-by: Xiaohei and Wangchu from Alibaba Security Team
10Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
11
12CVE: CVE-2017-14059
13Upstream-Status: Backport
14
15Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
16---
17 libavformat/cinedec.c | 6 +++++-
18 1 file changed, 5 insertions(+), 1 deletion(-)
19
20diff --git a/libavformat/cinedec.c b/libavformat/cinedec.c
21index 763b93b..de34fb9 100644
22--- a/libavformat/cinedec.c
23+++ b/libavformat/cinedec.c
24@@ -267,8 +267,12 @@ static int cine_read_header(AVFormatContext *avctx)
25
26 /* parse image offsets */
27 avio_seek(pb, offImageOffsets, SEEK_SET);
28- for (i = 0; i < st->duration; i++)
29+ for (i = 0; i < st->duration; i++) {
30+ if (avio_feof(pb))
31+ return AVERROR_INVALIDDATA;
32+
33 av_add_index_entry(st, avio_rl64(pb), i, 0, 0, AVINDEX_KEYFRAME);
34+ }
35
36 return 0;
37 }
38--
392.1.0
40