From a80b38d7d24863a8275d73cc4e041761ce5257cc Mon Sep 17 00:00:00 2001 From: Andreas Cadhalpun Date: Sat, 28 Feb 2015 20:58:31 +0100 Subject: [PATCH] avformat/flvenc: check that the codec_tag fits in the available bits flags is later written with avio_w8 and if it doesn't fit in one byte it triggers an av_assert2. Signed-off-by: Michael Niedermayer (cherry picked from commit e8565d21c276ab9ac5ce785549420321fbd0b093) Signed-off-by: Michael Niedermayer --- libavformat/flvenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c index febc5e5b30..857f3fbb9e 100644 --- a/libavformat/flvenc.c +++ b/libavformat/flvenc.c @@ -489,7 +489,7 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt) avio_w8(pb, FLV_TAG_TYPE_VIDEO); flags = enc->codec_tag; - if (flags == 0) { + if (flags <= 0 || flags > 15) { av_log(s, AV_LOG_ERROR, "Video codec '%s' is not compatible with FLV\n", avcodec_get_name(enc->codec_id));