Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
---
libavformat/avidec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 1212c6a..3616281 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -816,7 +816,8 @@ fail:
static int read_gab2_sub(AVStream *st, AVPacket *pkt)
{
- if (!strcmp(pkt->data, "GAB2") && AV_RL16(pkt->data + 5) == 2) {
+ if (pkt->size >= 7 &&
+ !strcmp(pkt->data, "GAB2") && AV_RL16(pkt->data + 5) == 2) {
uint8_t desc[256];
int score = AVPROBE_SCORE_EXTENSION, ret;
AVIStream *ast = st->priv_data;
--
1.7.9.4
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