diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-15 14:46:16 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-12-05 18:29:12 +0100 |
| commit | 04310c11aa3967156ef1db9f142e459109b734d6 (patch) | |
| tree | b5eafa43a4ceb95b19f23c3d915a01bb006570e1 | |
| parent | eaf2f750c35677f16097ceb45a69a6051ac72853 (diff) | |
| download | ffmpeg-04310c11aa3967156ef1db9f142e459109b734d6.tar.gz | |
avcodec/movtextdec: Fix potential integer overflow
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ea27157682200e5f78cadcabdb009eccd9dd9b1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/movtextdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/movtextdec.c b/libavcodec/movtextdec.c index a33fff7518..923e58299b 100644 --- a/libavcodec/movtextdec.c +++ b/libavcodec/movtextdec.c @@ -485,7 +485,7 @@ static int mov_text_decode_frame(AVCodecContext *avctx, m->size_var = 8; //size_var is equal to 8 or 16 depending on the size of box - if (m->tracksize + tsmb_size > avpkt->size) + if (tsmb_size > avpkt->size - m->tracksize) break; for (size_t i = 0; i < box_count; i++) { |