Fixes: division by zero Fixes: 42198/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5054366405492736.fuzz Fixes: 42222/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-4561249331970048
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/mvdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/mvdec.c b/libavformat/mvdec.c index 8b54a9ab045..5d184f20a49 100644 --- a/libavformat/mvdec.c +++ b/libavformat/mvdec.c @@ -381,7 +381,7 @@ static int mv_read_header(AVFormatContext *avctx) avio_skip(pb, 8); av_add_index_entry(ast, pos, timestamp, asize, 0, AVINDEX_KEYFRAME); av_add_index_entry(vst, pos + asize, i, vsize, 0, AVINDEX_KEYFRAME); - timestamp += asize / (ast->codecpar->channels * bytes_per_sample); + timestamp += asize / (ast->codecpar->channels * (uint64_t)bytes_per_sample); } } else if (!version && avio_rb16(pb) == 3) { avio_skip(pb, 4); -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
