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| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-15 16:46:16 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-26 17:12:27 +0300 |
| commit | 63504a2d44e51999e3ce11a4b172a1b3965a2996 (patch) | |
| tree | 66d60e9c3490eea597c70c742a15d8984de07450 /libavcodec | |
| parent | f9e76d3304b72b66434b0a6253daf10b50464e20 (diff) | |
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 e7c3d490fd..a2b50b018f 100644 --- a/libavcodec/movtextdec.c +++ b/libavcodec/movtextdec.c @@ -490,7 +490,7 @@ 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++) { |