Check offset in flv_probe()

Originally committed as revision 19858 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago · 37e34df5a5
parent 0535f919d5
commit 37e34df5a5
1 changed files with 1 additions and 1 deletions
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@ -39,7 +39,7 @@ static int flv_probe(AVProbeData *p)
    const uint8_t *d;

    d = p->buf;
-    if (d[0] == 'F' && d[1] == 'L' && d[2] == 'V' && d[3] < 5 && d[5]==0) {
+    if (d[0] == 'F' && d[1] == 'L' && d[2] == 'V' && d[3] < 5 && d[5]==0 && AV_RB32(d+5)>8) {
        return AVPROBE_SCORE_MAX;
    }
    return 0;