diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-08-16 18:07:11 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-08-16 19:47:23 +0200 |
| commit | ae0192ef5fe8ca67b6532a57f829f744db3facb9 (patch) | |
| tree | 6200abf94f224067148b673f3c40702cda71dcbc /libavformat/mov.c | |
| parent | b438c2025c3e277bb506a3a7b8ec8a0d52ed3b07 (diff) | |
avformat/mov: Check extradata before access
Fixes NULL ptr dereference
Fixes Ticket5778
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat/mov.c')
| -rw-r--r-- | libavformat/mov.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index f4c35d7d2e..134953efd9 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -4830,8 +4830,9 @@ static int mov_read_close(AVFormatContext *s) av_freep(&sc->rap_group); av_freep(&sc->display_matrix); - for (j = 0; j < sc->stsd_count; j++) - av_free(sc->extradata[j]); + if (sc->extradata) + for (j = 0; j < sc->stsd_count; j++) + av_free(sc->extradata[j]); av_freep(&sc->extradata); av_freep(&sc->extradata_size); |