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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-04-25 20:12:13 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-08 21:31:50 +0200 |
| commit | b425df191cc3c4a764f69b6455b5dbf4a9277cf7 (patch) | |
| tree | 7a4e1effde6d6062ea4fddee95c55e00b1f3460d | |
| parent | acfce11c48a1d19d16b9cef798e9350e44581cd5 (diff) | |
| download | ffmpeg-b425df191cc3c4a764f69b6455b5dbf4a9277cf7.tar.gz | |
avformat/pp_bnk: Use 64bit in bitrate computation
Fixes: signed integer overflow: 1207959552 * 4 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_PP_BNK_fuzzer-6747301169201152
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 88fc295838b3cf16b43c0bbea5766fe92b18dd17)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/pp_bnk.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/pp_bnk.c b/libavformat/pp_bnk.c index 07eeca3cd5..5ffe733b18 100644 --- a/libavformat/pp_bnk.c +++ b/libavformat/pp_bnk.c @@ -223,7 +223,7 @@ static int pp_bnk_read_header(AVFormatContext *s) par->bits_per_coded_sample = 4; par->bits_per_raw_sample = 16; par->block_align = 1; - par->bit_rate = par->sample_rate * par->bits_per_coded_sample * par->channels; + par->bit_rate = par->sample_rate * (int64_t)par->bits_per_coded_sample * par->channels; avpriv_set_pts_info(st, 64, 1, par->sample_rate); st->start_time = 0; |