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avcodec/osq: Fix 32bit sample overflow

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Fixes: signed integer overflow: 2147483565 + 128 cannot be represented in type 'int'
Fixes: 428055715/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-6358069900804096

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2025-07-13 01:34:17 +02:00
parent d00f41f213
commit 08816b9376
1 changed files with 1 additions and 1 deletions
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libavcodec/osq.c
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@@ -391,7 +391,7 @@ static int osq_decode_block(AVCodecContext *avctx, AVFrame *frame)
int32_t *src = s->decode_buffer[ch] + OFFSET;
for (int n = 0; n < nb_samples; n++)
dst[n] = av_clip_uint8(src[n] + 0x80);
dst[n] = av_clip_uint8(src[n] + 0x80ll);
}
break;
case AV_SAMPLE_FMT_S16P: