diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-02-15 01:57:09 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-03-21 10:42:52 +0100 |
| commit | 8183623ca38cbeb5bceddc874f218fec66bd802b (patch) | |
| tree | 698a4b2d9b4dce11bc54919c7107efb152e0d5d7 /libavcodec | |
| parent | 5f799f0cee95fc92fdcaba543f491be997f5c52a (diff) | |
| download | ffmpeg-8183623ca38cbeb5bceddc874f218fec66bd802b.tar.gz | |
avcodec/mpeg4videodec: Clear interlaced_dct for studio profile
Fixes: Out of array access
Fixes: 13090/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5408668986638336
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Kieran Kunhya <kierank@obe.tv>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1f686d023b95219db933394a7704ad9aa5f01cbb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/mpeg4videodec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c index 1776efa9ae..e0cfff170f 100644 --- a/libavcodec/mpeg4videodec.c +++ b/libavcodec/mpeg4videodec.c @@ -2968,6 +2968,7 @@ static int decode_studio_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb) return 0; s->partitioned_frame = 0; + s->interlaced_dct = 0; s->decode_mb = mpeg4_decode_studio_mb; decode_smpte_tc(ctx, gb); |