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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-05-14 18:00:09 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-05-14 18:12:30 +0200 |
| commit | c5c06e392b56ad19c560924ef17ab31920ffceb7 (patch) | |
| tree | 9e96b0d7157e4030e7197df13fd98955033dae79 /libavcodec/cavsdec.c | |
| parent | 139e1c8009df7729a53eaaae7036ca01071aced5 (diff) | |
| download | ffmpeg-c5c06e392b56ad19c560924ef17ab31920ffceb7.tar.gz | |
avcodec/cavsdec: Check frame_rate_code
Fixes CID1239111 part1
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/cavsdec.c')
| -rw-r--r-- | libavcodec/cavsdec.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/cavsdec.c b/libavcodec/cavsdec.c index 834092f0dd..a642dc7b2e 100644 --- a/libavcodec/cavsdec.c +++ b/libavcodec/cavsdec.c @@ -1146,6 +1146,12 @@ static int decode_seq_header(AVSContext *h) skip_bits(&h->gb, 3); //sample_precision h->aspect_ratio = get_bits(&h->gb, 4); frame_rate_code = get_bits(&h->gb, 4); + if (frame_rate_code == 0 || frame_rate_code > 13) { + av_log(h->avctx, AV_LOG_WARNING, + "frame_rate_code %d is invalid\n", frame_rate_code); + frame_rate_code = 1; + } + skip_bits(&h->gb, 18); //bit_rate_lower skip_bits1(&h->gb); //marker_bit skip_bits(&h->gb, 12); //bit_rate_upper |