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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 b0d8b7cb8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
tags/n4.1.2
Michael Niedermayer 7 years ago
parent
commit
d25f388584
1 changed files with 1 additions and 1 deletions
  1. +1
    -1
      libavformat/mov.c

+ 1
- 1
libavformat/mov.c View File

@@ -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) {


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