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authorMartin Storsjö <martin@martin.st>2013-09-11 15:20:01 +0300
committerLuca Barbato <lu_zero@gentoo.org>2014-01-07 09:43:56 +0100
commit61032c577db0421c332d0eea10a00748353b38ee (patch)
tree88209e7d1269d1c6aa5c54d780c068c85324a382
parente01d623e01937d43de404807ae0bf7c2cf88fb0b (diff)
downloadffmpeg-61032c577db0421c332d0eea10a00748353b38ee.tar.gz
smacker: Don't return packets in unallocated streams
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Martin Storsjö <martin@martin.st> (cherry picked from commit 8d928023f953a28692ba27071a448259134b103b) Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
-rw-r--r--libavformat/smacker.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/smacker.c b/libavformat/smacker.c
index d6bb21373e..3d5a3b8d72 100644
--- a/libavformat/smacker.c
+++ b/libavformat/smacker.c
@@ -336,6 +336,8 @@ static int smacker_read_packet(AVFormatContext *s, AVPacket *pkt)
smk->cur_frame++;
smk->nextpos = avio_tell(s->pb);
} else {
+ if (smk->stream_id[smk->curstream] < 0)
+ return AVERROR_INVALIDDATA;
if (av_new_packet(pkt, smk->buf_sizes[smk->curstream]))
return AVERROR(ENOMEM);
memcpy(pkt->data, smk->bufs[smk->curstream], smk->buf_sizes[smk->curstream]);