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avformat/westwood_vqa: Fix 2g packets

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Fixes: signed integer overflow: 2147483424 * 2 cannot be represented in type 'int'
Fixes: 62276/clusterfuzz-testcase-minimized-ffmpeg_dem_WSVQA_fuzzer-4576211411795968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 86f73277bf014e2ce36dd2594f1e0fb8b3bd6661)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-03-26 01:00:13 +01:00
parent ecd23c0b0c
commit b6447d6e9c
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1 changed files with 1 additions and 1 deletions
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libavformat/westwood_vqa.c
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@ -233,7 +233,7 @@ static int wsvqa_read_packet(AVFormatContext *s,
break;
case SND2_TAG:
/* 2 samples/byte, 1 or 2 samples per frame depending on stereo */
pkt->duration = (chunk_size * 2) / wsvqa->channels;
pkt->duration = (chunk_size * 2LL) / wsvqa->channels;
break;
}
break;