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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-04 17:14:13 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-04 17:51:02 +0200 |
| commit | e2bbb95d582111b79e3bf26af7a80f05637f2866 (patch) | |
| tree | f9c7553ee9007738b02e631b0212354f8cd46ac7 | |
| parent | 29808fff339da3e0f26131f7a6209b853947a54b (diff) | |
| download | ffmpeg-streaming-e2bbb95d582111b79e3bf26af7a80f05637f2866.zip ffmpeg-streaming-e2bbb95d582111b79e3bf26af7a80f05637f2866.tar.gz | |
avcodec/wavpack: Fix runtime error: signed integer overflow: 2081021665 - -130689706 cannot be represented in type 'int'
Fixes: 2038/clusterfuzz-testcase-minimized-4521466148159488
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/wavpack.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c index 25c8e94..6e601f0 100644 --- a/libavcodec/wavpack.c +++ b/libavcodec/wavpack.c @@ -248,7 +248,7 @@ static int wv_get_value(WavpackFrameContext *ctx, GetBitContext *gb, add -= (mid - (unsigned)base); base = mid; } else - add = mid - base - 1; + add = mid - (unsigned)base - 1; mid = (base * 2U + add + 1) >> 1; } ret = mid; |
