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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-13 00:42:29 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-13 00:43:07 +0200 |
| commit | 5ac17f187ae6ec97ad41b763f999bd99782c37aa (patch) | |
| tree | 1dc01f472df27ae20824f23bc722ad5367a4b7d9 | |
| parent | cb243972b121b1ae6b60a78ff55a0506c69f3879 (diff) | |
avcodec/cavsdec: Fix runtime error: signed integer overflow: 31 + 2147483640 cannot be represented in type 'int'
Fixes: 1506/clusterfuzz-testcase-minimized-5401272918212608
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/cavsdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/cavsdec.c b/libavcodec/cavsdec.c index eb2464f36d..800c1af462 100644 --- a/libavcodec/cavsdec.c +++ b/libavcodec/cavsdec.c @@ -684,7 +684,7 @@ static int decode_mb_i(AVSContext *h, int cbp_code) } h->cbp = cbp_tab[cbp_code][0]; if (h->cbp && !h->qp_fixed) - h->qp = (h->qp + get_se_golomb(gb)) & 63; //qp_delta + h->qp = (h->qp + (unsigned)get_se_golomb(gb)) & 63; //qp_delta /* luma intra prediction interleaved with residual decode/transform/add */ for (block = 0; block < 4; block++) { |