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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-03-11 03:38:01 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-03-12 04:38:14 +0100 |
| commit | f4c2302ee24d8a6a31226acca48fe9caed597a8c (patch) | |
| tree | b495a58eb291fe8c32bd4f4b0bfe452b5a4a10a1 /libavcodec | |
| parent | 47cc9c1d77f5362e1ba8cee604cb0853d3576b0b (diff) | |
| download | ffmpeg-f4c2302ee24d8a6a31226acca48fe9caed597a8c.tar.gz | |
avcodec/dca_xll: Fix runtime error: signed integer overflow: 1762028192 + 698372290 cannot be represented in type 'int'
Fixes: 762/clusterfuzz-testcase-5927683747741696
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/dca_xll.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/dca_xll.c b/libavcodec/dca_xll.c index 6cebda35e4..b7331e04b9 100644 --- a/libavcodec/dca_xll.c +++ b/libavcodec/dca_xll.c @@ -658,7 +658,7 @@ static void chs_filter_band_data(DCAXllDecoder *s, DCAXllChSet *c, int band) // Inverse fixed coefficient prediction for (j = 0; j < b->fixed_pred_order[i]; j++) for (k = 1; k < nsamples; k++) - buf[k] += buf[k - 1]; + buf[k] += (unsigned)buf[k - 1]; } } |