diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-30 04:09:11 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-30 05:45:27 +0300 |
| commit | d90c5bf10559554d6f9cd1dfb90767b991b76d5d (patch) | |
| tree | bc42b96fa971eeb02775afc98b17c09c342bb735 /libavcodec/wavpack.c | |
| parent | 220b24c7c97dc033ceab1510549f66d0e7b52ef1 (diff) | |
avcodec/wavpack: Fix runtime error: signed integer overflow: 24 * -2147483648 cannot be represented in type 'int'
Fixes: 1894/clusterfuzz-testcase-minimized-4716739789062144
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/wavpack.c')
| -rw-r--r-- | libavcodec/wavpack.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c index 8c621500b7..4992ef5e2a 100644 --- a/libavcodec/wavpack.c +++ b/libavcodec/wavpack.c @@ -554,7 +554,7 @@ static inline int wv_unpack_mono(WavpackFrameContext *s, GetBitContext *gb, if (type != AV_SAMPLE_FMT_S16P) S = T + ((s->decorr[i].weightA * (int64_t)A + 512) >> 10); else - S = T + ((s->decorr[i].weightA * A + 512) >> 10); + S = T + ((int)(s->decorr[i].weightA * (unsigned)A + 512) >> 10); if (A && T) s->decorr[i].weightA -= ((((T ^ A) >> 30) & 2) - 1) * s->decorr[i].delta; s->decorr[i].samplesA[j] = T = S; |