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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-02-06 04:11:56 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-02-13 20:48:08 +0100 |
| commit | 3e46e3a33c84bf29e366b56fbe80bf58ba204eb7 (patch) | |
| tree | a252592ac95e56a7c27b54877f113b26defec3f4 | |
| parent | 0c125519ecc41e7102829b03046643f195c7df53 (diff) | |
| download | ffmpeg-3e46e3a33c84bf29e366b56fbe80bf58ba204eb7.tar.gz | |
avcodec/h264_ps: More completely check the bit depths
Fixes out of array read
Fixes: asan_static-oob_30328b6_719_cov_3325483287_H264_artifacts_motion.h264
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 69aa79365c1e8e1cb597d33e77bf1062c2ef47d4)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/h264_ps.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c index 20136704d4..7c303d6ad4 100644 --- a/libavcodec/h264_ps.c +++ b/libavcodec/h264_ps.c @@ -391,7 +391,8 @@ int ff_h264_decode_seq_parameter_set(H264Context *h) "Different chroma and luma bit depth"); goto fail; } - if (sps->bit_depth_luma > 14U || sps->bit_depth_chroma > 14U) { + if (sps->bit_depth_luma < 8 || sps->bit_depth_luma > 14 || + sps->bit_depth_chroma < 8 || sps->bit_depth_chroma > 14) { av_log(h->avctx, AV_LOG_ERROR, "illegal bit depth value (%d, %d)\n", sps->bit_depth_luma, sps->bit_depth_chroma); goto fail; |