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vcodec/apedec: Fix integer overflow in filter_3800() 

Fixes: signed integer overflow: 2021654528 + 2032575680 cannot be represented in type 'int'
Fixes: 16270/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5732438816325632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2019-08-18 00:36:17 +02:00
parent 64ac8a6e69
commit 8ae5d2cbb2
1 changed files with 1 additions and 1 deletions
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libavcodec/apedec.c
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@ -842,7 +842,7 @@ static av_always_inline int filter_fast_3320(APEPredictor *p,
}
static av_always_inline int filter_3800(APEPredictor *p,
const int decoded, const int filter,
const unsigned decoded, const int filter,
const int delayA, const int delayB,
const int start, const int shift)
{