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author | Michael Niedermayer <michael@niedermayer.cc> | 2021-04-19 13:37:26 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-06-18 20:53:56 +0200 |
commit | 6f7a7b5ffbde6202854a444cbc55302faa7ec1cc (patch) | |
tree | eb476f1fad97ab2dc88387079dc1b0783da8226f | |
parent | 409c33e5f882c7b9013ff7f4e1d1cdd831c65095 (diff) | |
download | ffmpeg-6f7a7b5ffbde6202854a444cbc55302faa7ec1cc.tar.gz |
avformat/mov: Ignore duplicate CoLL
Fixes: memleak
Fixes: 32146/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5377612845285376
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9548dc74d8db2bc002e1195dbd076f621f5c3ea1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavformat/mov.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index e6c2dca0ba..6c5caa7d04 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -5516,6 +5516,11 @@ static int mov_read_coll(MOVContext *c, AVIOContext *pb, MOVAtom atom) } avio_skip(pb, 3); /* flags */ + if (sc->coll){ + av_log(c->fc, AV_LOG_WARNING, "Ignoring duplicate COLL\n"); + return 0; + } + sc->coll = av_content_light_metadata_alloc(&sc->coll_size); if (!sc->coll) return AVERROR(ENOMEM); |