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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-04-19 18:05:53 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-07-01 14:33:44 +0300 |
| commit | 619594d2a0f164ba0156c94da23ca17413fe8159 (patch) | |
| tree | c4603b23a6950e2f0b316644477ee021fedd1a4f /libavcodec | |
| parent | 3594573f0a3bd1567b4ee71d805e674451b5fff7 (diff) | |
avcodec/binkaudio: Fix 2Ghz sample_rate
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 19950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINKAUDIO_DCT_fuzzer-5765514337189888
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Suggested-by: Paul
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f603d10b1e6bb2fbf4dcccc43d3ea2fb911b36ba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/binkaudio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/binkaudio.c b/libavcodec/binkaudio.c index fd56d17ca2..21145d4bbe 100644 --- a/libavcodec/binkaudio.c +++ b/libavcodec/binkaudio.c @@ -109,7 +109,7 @@ static av_cold int decode_init(AVCodecContext *avctx) s->frame_len = 1 << frame_len_bits; s->overlap_len = s->frame_len / 16; s->block_size = (s->frame_len - s->overlap_len) * s->channels; - sample_rate_half = (sample_rate + 1) / 2; + sample_rate_half = (sample_rate + 1LL) / 2; if (avctx->codec->id == AV_CODEC_ID_BINKAUDIO_RDFT) s->root = 2.0 / (sqrt(s->frame_len) * 32768.0); else |