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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-02-20 15:45:50 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-02-20 15:46:33 +0100 |
| commit | 2ccaab9709aadc51625a28597d6a9012607958b4 (patch) | |
| tree | aed13673889369a3e93a4dd3b3c9ed59d683bd69 /libavformat | |
| parent | 951d39fecd1f6c6e7de63c5835e6776b0de27511 (diff) | |
| download | ffmpeg-streaming-2ccaab9709aadc51625a28597d6a9012607958b4.zip ffmpeg-streaming-2ccaab9709aadc51625a28597d6a9012607958b4.tar.gz | |
mov: fix self referencing timecode tracks
Fixes read after free.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/mov.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index 5575b82..86ec95c 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -3173,7 +3173,7 @@ static int mov_read_header(AVFormatContext *s) if (s->streams[j]->id == sc->timecode_track) tmcd_st_id = j; - if (tmcd_st_id < 0) + if (tmcd_st_id < 0 || tmcd_st_id == i) continue; tcr = av_dict_get(s->streams[tmcd_st_id]->metadata, "timecode", NULL, 0); if (tcr) |
