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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-02-21 15:00:59 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-03-03 03:03:52 +0100 |
| commit | 676df8c4c70c67f8f31a439f8ab301f7de3fe977 (patch) | |
| tree | 558794b5bbdfbea79d72b114f1e77728b9503ecf | |
| parent | 1ddb0b6fa0bd46b730dc60240f738597cadfe1e0 (diff) | |
| download | ffmpeg-676df8c4c70c67f8f31a439f8ab301f7de3fe977.tar.gz | |
h264: check that luma and chroma depth match
Fixes out of array access
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit bdeb61ccc67911cfc5e20c7cfb1312d0501ca90a)
Conflicts:
libavcodec/h264_ps.c
| -rw-r--r-- | libavcodec/h264_ps.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c index cdc6b079b6..02654c139a 100644 --- a/libavcodec/h264_ps.c +++ b/libavcodec/h264_ps.c @@ -381,7 +381,7 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){ } sps->bit_depth_luma = get_ue_golomb(&s->gb) + 8; sps->bit_depth_chroma = get_ue_golomb(&s->gb) + 8; - if (sps->bit_depth_luma > 14U || sps->bit_depth_chroma > 14U) { + if (sps->bit_depth_luma > 14U || sps->bit_depth_chroma > 14U || sps->bit_depth_luma != sps->bit_depth_chroma) { av_log(h->s.avctx, AV_LOG_ERROR, "illegal bit depth value (%d, %d)\n", sps->bit_depth_luma, sps->bit_depth_chroma); goto fail; |