diff options
Diffstat (limited to 'meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14059.patch')
-rw-r--r-- | meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2017-14059.patch | 40 |
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 @@ | |||
1 | From 7e80b63ecd259d69d383623e75b318bf2bd491f6 Mon Sep 17 00:00:00 2001 | ||
2 | From: =?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> | ||
4 | Date: Fri, 25 Aug 2017 01:15:27 +0200 | ||
5 | Subject: [PATCH] avformat/cinedec: Fix DoS due to lack of eof check | ||
6 | |||
7 | Fixes: loop.cine | ||
8 | |||
9 | Found-by: Xiaohei and Wangchu from Alibaba Security Team | ||
10 | Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> | ||
11 | |||
12 | CVE: CVE-2017-14059 | ||
13 | Upstream-Status: Backport | ||
14 | |||
15 | Signed-off-by: Chen Qi <Qi.Chen@windriver.com> | ||
16 | --- | ||
17 | libavformat/cinedec.c | 6 +++++- | ||
18 | 1 file changed, 5 insertions(+), 1 deletion(-) | ||
19 | |||
20 | diff --git a/libavformat/cinedec.c b/libavformat/cinedec.c | ||
21 | index 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 | -- | ||
39 | 2.1.0 | ||
40 | |||