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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-02-12 23:28:35 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-03-14 00:24:44 +0100 |
| commit | d25f388584a36b709c780b4bf91de2cabfe6137f (patch) | |
| tree | 049d657fe845f24edb1e5d9ea3dd32a26443cc0e | |
| parent | 1a82246caed8496aa932a668dce6139d220f68ca (diff) | |
| download | ffmpeg-d25f388584a36b709c780b4bf91de2cabfe6137f.tar.gz | |
avformat/mov: Do not use reference stream in mov_read_sidx() if there is no reference stream
Fixes: NULL pointer dereference
Fixes: clusterfuzz-testcase-minimized-audio_decoder_fuzzer-5634316373721088
Reported-by: Chris Cunningham <chcunningham@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b0d8b7cb8e86367178ef0c35dcae359d820c3b27)
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 3491d680db..60309b4869 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -5050,7 +5050,7 @@ static int mov_read_sidx(MOVContext *c, AVIOContext *pb, MOVAtom atom) } } } - for (i = 0; i < c->fc->nb_streams; i++) { + if (ref_st) for (i = 0; i < c->fc->nb_streams; i++) { st = c->fc->streams[i]; sc = st->priv_data; if (!sc->has_sidx) { |