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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-10-25 18:39:45 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-12-19 20:07:56 +0100 |
| commit | 0afbaabdca2730d3f8d88719d64802d50b92d351 (patch) | |
| tree | 58a1f62431af16ae9cd999e22684e4b2b1ce88d6 /libavformat | |
| parent | ad20a4f92bd93449f94f6185fa17f553b9db4117 (diff) | |
| download | ffmpeg-0afbaabdca2730d3f8d88719d64802d50b92d351.tar.gz | |
avformat/mov: Check if hoov is at the end
Fixes: Timeout, probably infinite loop
Fixes: 26559/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5391165484171264
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/mov.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index 710a15dea8..c6a2d9c388 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -7006,6 +7006,8 @@ static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom) uint32_t type; avio_skip(pb, 4); type = avio_rl32(pb); + if (avio_feof(pb)) + break; avio_seek(pb, -8, SEEK_CUR); if (type == MKTAG('m','v','h','d') || type == MKTAG('c','m','o','v')) { |