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avformat/kvag: Fix integer overflow in bitrate computation 

Fixes: signed integer overflow: 1077952576 * 4 cannot be represented in type 'int'
Fixes: 26152/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5674758518341632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7ac87a2c34)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2020-10-10 17:31:50 +02:00
parent 7bc2176c4d
commit 2434d2452f
1 changed files with 1 additions and 1 deletions
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2
libavformat/kvag.c
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@ -83,7 +83,7 @@ static int kvag_read_header(AVFormatContext *s)
par->bits_per_raw_sample = 16;
par->block_align = 1;
par->bit_rate = par->channels *
par->sample_rate *
(uint64_t)par->sample_rate *
par->bits_per_coded_sample;
avpriv_set_pts_info(st, 64, 1, par->sample_rate);