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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-25 23:01:27 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-26 12:30:42 +0200 |
| commit | 7fe0a0e9e73aad6dfb07d65332d13bbfa6d38312 (patch) | |
| tree | 778716482b21b124fb896b2a5e75af2870d75d78 | |
| parent | 6185b5e9bcbf1ceed0129717bd1b8533b60223ff (diff) | |
| download | ffmpeg-7fe0a0e9e73aad6dfb07d65332d13bbfa6d38312.tar.gz | |
avcodec/aacdec_fixed: Fix runtime error: signed integer overflow: -2147483648 * -1 cannot be represented in type 'int'
Fixes: 1825/clusterfuzz-testcase-minimized-6002833050566656
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 8e87d146d798ca25d8f3a4520a6deb7946b39d73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/aacdec_fixed.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacdec_fixed.c b/libavcodec/aacdec_fixed.c index 3c628b3e25..27e6e469f9 100644 --- a/libavcodec/aacdec_fixed.c +++ b/libavcodec/aacdec_fixed.c @@ -187,7 +187,7 @@ static void subband_scale(int *dst, int *src, int scale, int offset, int len) round = 1 << (s-1); for (i=0; i<len; i++) { out = (int)((int64_t)((int64_t)src[i] * c + round) >> s); - dst[i] = out * ssign; + dst[i] = out * (unsigned)ssign; } } } |