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author | Michael Niedermayer <michaelni@gmx.at> | 2013-11-06 12:44:02 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-11-06 12:44:02 +0100 |
commit | ff1d81b08c06da62bc567ce7aadbcbf3d652b740 (patch) | |
tree | 4780c3535cda8eed269588a6621d46d0182ad3f2 | |
parent | 7b7697646b9b0effa02c1d318f2f76d56f98f8d2 (diff) | |
download | ffmpeg-ff1d81b08c06da62bc567ce7aadbcbf3d652b740.tar.gz |
avformat/swfdec: check version and size during probing
Fixes probetest failure
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r-- | libavformat/swfdec.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavformat/swfdec.c b/libavformat/swfdec.c index 54e0f6dc0e..aa6ce8464e 100644 --- a/libavformat/swfdec.c +++ b/libavformat/swfdec.c @@ -55,9 +55,12 @@ static int get_swf_tag(AVIOContext *pb, int *len_ptr) static int swf_probe(AVProbeData *p) { + if(p->buf_size < 15) + return 0; + /* check file header */ if ((p->buf[0] == 'F' || p->buf[0] == 'C') && p->buf[1] == 'W' && - p->buf[2] == 'S') + p->buf[2] == 'S' && p->buf[3] < 20) return AVPROBE_SCORE_MAX; else return 0; |