Fixes: Timeout Fixes: 39089/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSNSIREN_fuzzer-6677219854909440
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Suggested-by: Peter Ross <pr...@xvid.org> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/siren.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/siren.c b/libavcodec/siren.c index 6909ebbf2e6..7f084172a4c 100644 --- a/libavcodec/siren.c +++ b/libavcodec/siren.c @@ -722,6 +722,9 @@ static int siren_decode(AVCodecContext *avctx, void *data, if ((ret = init_get_bits8(gb, avpkt->data, avpkt->size)) < 0) return ret; + if (s->sample_rate_bits + s->number_of_regions + 4 + s->checksum_bits > get_bits_left(gb)) + return AVERROR_INVALIDDATA; + skip_bits(gb, s->sample_rate_bits); decode_envelope(s, gb, s->number_of_regions, -- 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".
