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avcodec/apedec: Change avg to uint32_t

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Fixes: Integer overflow
Fixes: 40973/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6739312704618496

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Suggested-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0ec75723a484405eb2f2ec2f9e58161b168ed8b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2021-12-03 17:58:50 +01:00
parent b60f4ff5dd
commit 7300c29bd4
1 changed files with 1 additions and 1 deletions
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libavcodec/apedec.c
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@ -101,7 +101,7 @@ typedef struct APEFilter {
int16_t *historybuffer; ///< filter memory
int16_t *delay; ///< filtered values
int avg;
uint32_t avg;
} APEFilter;
typedef struct APERice {