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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-23 03:24:49 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-23 03:25:21 +0200 |
| commit | 9726e9f80934202e761870e95d40e8c591208459 (patch) | |
| tree | 982ef0bb2dc061ea75f9ed2583ec48fbf835e05d /libavcodec/ffv1dec_template.c | |
| parent | 2002436b0c914e18eda4f45ef816b14501a1dbae (diff) | |
| download | ffmpeg-streaming-9726e9f80934202e761870e95d40e8c591208459.zip ffmpeg-streaming-9726e9f80934202e761870e95d40e8c591208459.tar.gz | |
avcodec/ffv1dec_template: Fix runtime error: signed integer overflow: 202 + 2147483615 cannot be represented in type 'int'
Fixes: 1748/clusterfuzz-testcase-minimized-6690208340770816
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/ffv1dec_template.c')
| -rw-r--r-- | libavcodec/ffv1dec_template.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/ffv1dec_template.c b/libavcodec/ffv1dec_template.c index 21af155..36cfba9 100644 --- a/libavcodec/ffv1dec_template.c +++ b/libavcodec/ffv1dec_template.c @@ -98,7 +98,7 @@ static av_always_inline void RENAME(decode_line)(FFV1Context *s, int w, if (sign) diff = -diff; - sample[1][x] = av_mod_uintp2(RENAME(predict)(sample[1] + x, sample[0] + x) + diff, bits); + sample[1][x] = av_mod_uintp2(RENAME(predict)(sample[1] + x, sample[0] + x) + (SUINT)diff, bits); } s->run_index = run_index; } |
