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avcodec/adpcm: Clip predictor for IMA_APM
authorMichael Niedermayer <michael@niedermayer.cc>
Sun, 10 May 2020 09:03:39 +0000 (11:03 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Sun, 10 May 2020 22:45:09 +0000 (00:45 +0200)
commit8ee264e6844518a0f1e23bd5808a60a7c54af429
tree548ff0e45653be64701a15b4c64539939cc14745tree | snapshot
parentfc99a24782fb2b763b0ea37757561d531272195ecommit | diff
avcodec/adpcm: Clip predictor for IMA_APM

Fixes: signed integer overflow: -2147483647 - 61436 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_APM_fuzzer-5092176004644864
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/adpcm.c diff | blob | history
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