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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-04-19 17:05:53 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-07-01 12:49:26 +0200 |
| commit | 74eb8e83e68428f294c34a751dafbf0274aa3ccc (patch) | |
| tree | c20b5b29cb2c3b275c1e416e9eda9b2b03207c9e | |
| parent | ecea2efff36a8add107d769f5f198a1a0bd2f872 (diff) | |
| download | ffmpeg-74eb8e83e68428f294c34a751dafbf0274aa3ccc.tar.gz | |
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>
| -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 ebdcf8ce7f..b99b3688fa 100644 --- a/libavcodec/binkaudio.c +++ b/libavcodec/binkaudio.c @@ -108,7 +108,7 @@ 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 |