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Code Issues Releases Activity

avcodec/arbc: Skip unchanged frames

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Fixes: Timeout (16sec -> 5sec)
Fixes: 14128/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ARBC_fuzzer-5767365721063424

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 2019-04-14 11:03:06 +02:00
parent 6f0e9a8634
commit 8b10f09fd5
1 changed files with 1 additions and 1 deletions
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libavcodec/arbc.c
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@ -121,7 +121,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
bytestream2_skip(&s->gb, 8);
nb_segments = bytestream2_get_le16(&s->gb);
if (nb_segments == 0)
keyframe = 0;
return avpkt->size;
if (7 * nb_segments > bytestream2_get_bytes_left(&s->gb))
return AVERROR_INVALIDDATA;