From 8e67039c6312ba520945f2c01b7b14df056d5ed1 Mon Sep 17 00:00:00 2001 From: John Stebbins Date: Thu, 12 Jan 2017 13:36:26 -0700 Subject: [PATCH] asfdec: Use the ASF stream count when iterating The AVFormat stream count can be larger due external factors, such as an id3 tag appended. Avoid an out of bound read. Signed-off-by: Luca Barbato --- libavformat/asfdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c index 1c50ad6..d602af8 100644 --- a/libavformat/asfdec.c +++ b/libavformat/asfdec.c @@ -1485,7 +1485,7 @@ static int asf_read_packet(AVFormatContext *s, AVPacket *pkt) asf->return_subpayload = 0; return 0; } - for (i = 0; i < s->nb_streams; i++) { + for (i = 0; i < asf->nb_streams; i++) { ASFPacket *asf_pkt = &asf->asf_st[i]->pkt; if (asf_pkt && !asf_pkt->size_left && asf_pkt->data_size) { if (asf->asf_st[i]->span > 1 && -- 2.9.3