Michael Niedermayer: > Fixes: > 54979/clusterfuzz-testcase-minimized-ffmpeg_dem_AVR_fuzzer-6681035461230592 > Fixes: Timeout > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavformat/avr.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/libavformat/avr.c b/libavformat/avr.c > index 1cc4d56bfb..3fe8614b25 100644 > --- a/libavformat/avr.c > +++ b/libavformat/avr.c > @@ -75,6 +75,9 @@ static int avr_read_header(AVFormatContext *s) > avio_skip(s->pb, 20); > avio_skip(s->pb, 64); > > + if (st->codecpar->sample_rate == 0) > + return AVERROR_INVALIDDATA; > + > st->codecpar->codec_id = ff_get_pcm_codec_id(bps, 0, 1, sign); > if (st->codecpar->codec_id == AV_CODEC_ID_NONE) { > avpriv_request_sample(s, "Bps %d and sign %d", bps, sign);
Why don't you check this directly after having read the sample rate? That way the value would still be in a register. - Andreas _______________________________________________ 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".
