On Thu, Dec 16, 2021 at 11:26:23AM +1100, Peter Ross wrote: > On Wed, Dec 15, 2021 at 06:37:13PM +0100, Michael Niedermayer wrote: > > 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 > > please apply.
will apply thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Never trust a computer, one day, it may think you are the virus. -- Compn
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