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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-11 14:32:35 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-16 01:05:30 +0200 |
| commit | 1df8547366469036eb162acac697b6354aa535d1 (patch) | |
| tree | 0f252399503cdfa1e0d7322b9956a74b8c847319 /libavcodec | |
| parent | 722cbfc5e163d2ecf9339f262c4cf354c20c371d (diff) | |
| download | ffmpeg-1df8547366469036eb162acac697b6354aa535d1.tar.gz | |
avcodec/aacdec_fixed: Fix runtime error: left shift of negative value -1297616
Fixes: 2195/clusterfuzz-testcase-minimized-4736721533009920
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 6d499ecef9c2467772b6066176ffda0b7ab27cc2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -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 7945c46355..4506001619 100644 --- a/libavcodec/aacdec_fixed.c +++ b/libavcodec/aacdec_fixed.c @@ -389,7 +389,7 @@ static void apply_dependent_coupling_fixed(AACContext *ac, for (k = offsets[i]; k < offsets[i + 1]; k++) { tmp = (int)(((int64_t)src[group * 128 + k] * c + \ (int64_t)0x1000000000) >> 37); - dest[group * 128 + k] += tmp << shift; + dest[group * 128 + k] += tmp * (1 << shift); } } } |