diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-15 14:46:16 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-12-04 20:25:15 +0100 |
| commit | 083919e9c4595924cedb2f39db2f58f389794fd6 (patch) | |
| tree | 95833c9c86c92522a151f61f36202c1fd6ba0beb /libavcodec | |
| parent | bc63205ae2eb3ecb16a61118c125e214daa3384b (diff) | |
| download | ffmpeg-083919e9c4595924cedb2f39db2f58f389794fd6.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>
Diffstat (limited to 'libavcodec')
| -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 28f7b8f5be..9c4195342f 100644 --- a/libavcodec/movtextdec.c +++ b/libavcodec/movtextdec.c @@ -491,7 +491,7 @@ 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++) { |