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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-10-10 04:25:50 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-10-23 01:44:41 +0200 |
| commit | b15db639a5caccb2f69c1b37707e09820231b5f8 (patch) | |
| tree | aa31c6537b939821746c8c356fbc678beca500f6 | |
| parent | 6a5b0a3c751303d359876a85913f5fbbe3976a99 (diff) | |
| download | ffmpeg-b15db639a5caccb2f69c1b37707e09820231b5f8.tar.gz | |
avcodec/ra144: Fix integer overflow in add_wav()
Fixes: signed integer overflow: -2144033225 + -5208934 cannot be represented in type 'int'
Fixes: 10633/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RA_144_fuzzer-5679133791617024
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 c6282141cba20934d9801f31134872fabbd6ba3e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/ra144.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/ra144.c b/libavcodec/ra144.c index 054d275354..3393d7a87f 100644 --- a/libavcodec/ra144.c +++ b/libavcodec/ra144.c @@ -1516,7 +1516,7 @@ static void add_wav(int16_t *dest, int n, int skip_first, int *m, if (v[0]) { for (i=0; i < BLOCKSIZE; i++) - dest[i] = ((int)(s1[i]*(unsigned)v[0]) + s2[i]*v[1] + s3[i]*v[2]) >> 12; + dest[i] = (int)((s1[i]*(unsigned)v[0]) + s2[i]*v[1] + s3[i]*v[2]) >> 12; } else { for (i=0; i < BLOCKSIZE; i++) dest[i] = ( s2[i]*v[1] + s3[i]*v[2]) >> 12; |