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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-13 23:04:13 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-10-06 11:44:12 +0200 |
| commit | ecb7f15b7bd2bc4902a9ca98084624472aedbd1d (patch) | |
| tree | b7ab3906803e83acc96c691004640e5737a58570 | |
| parent | f997f890716cc5b965545a10eebaaecfcf82e9d5 (diff) | |
| download | ffmpeg-ecb7f15b7bd2bc4902a9ca98084624472aedbd1d.tar.gz | |
avformat/mov: Check for duplicate clli
Fixes: memleak
Fixes: 35261/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-4869656287510528
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 9a222f140e2674ac936b2f41c480487bc666dd95)
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 348c648d60..5d1e29c429 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -5453,6 +5453,11 @@ static int mov_read_clli(MOVContext *c, AVIOContext *pb, MOVAtom atom) return AVERROR_INVALIDDATA; } + if (sc->coll){ + av_log(c->fc, AV_LOG_WARNING, "Ignoring duplicate CLLI/COLL\n"); + return 0; + } + sc->coll = av_content_light_metadata_alloc(&sc->coll_size); if (!sc->coll) return AVERROR(ENOMEM); |