From: Uoti Urpala <[email protected]>
---
libavformat/asfdec.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index 77c8449..3dc104e 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -852,7 +852,10 @@ static int asf_read_frame_header(AVFormatContext *s,
AVIOContext *pb){
}
if (asf->packet_flags & 0x01) {
DO_2BITS(asf->packet_segsizetype >> 6, asf->packet_frag_size, 0); // 0
is illegal
- if(asf->packet_frag_size > asf->packet_size_left - rsize){
+ if (rsize > asf->packet_size_left) {
+ av_log(s, AV_LOG_ERROR, "packet_replic_size is invalid\n");
+ return -1;
+ } else if(asf->packet_frag_size > asf->packet_size_left - rsize){
if (asf->packet_frag_size > asf->packet_size_left - rsize +
asf->packet_padsize) {
av_log(s, AV_LOG_ERROR, "packet_frag_size is invalid
(%d-%d)\n", asf->packet_size_left, rsize);
return -1;
--
1.7.4.4
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