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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-06-08 18:14:21 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-06-18 20:53:56 +0200 |
| commit | 7af1a73711040b31f567a104dcb7d6c7b17abec7 (patch) | |
| tree | 532fb9d4b86c51d2337b736bda79d6cc19be5451 | |
| parent | 79b69b5f4c7f4577972d1dd3accd736b48c91969 (diff) | |
| download | ffmpeg-7af1a73711040b31f567a104dcb7d6c7b17abec7.tar.gz | |
avformat/mov: Check for duplicate mdcv
Fixes: memleak
Fixes: 34932/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5456227658235904
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 f54d85cee64b98bca5d2bee703f2a266ea75dce7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/mov.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index 6c5caa7d04..d6427b3574 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -5468,7 +5468,7 @@ static int mov_read_mdcv(MOVContext *c, AVIOContext *pb, MOVAtom atom) sc = c->fc->streams[c->fc->nb_streams - 1]->priv_data; - if (atom.size < 24) { + if (atom.size < 24 || sc->mastering) { av_log(c->fc, AV_LOG_ERROR, "Invalid Mastering Display Color Volume box\n"); return AVERROR_INVALIDDATA; } |