generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fixed segfaults on corruped smacker streams in the decoder.

Browse Source 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit d07ac1853d)
This commit is contained in:
Laurent Aimar
2011-09-11 18:54:01 +02:00
committed by Michael Niedermayer
parent 03db051b43
commit b261ebfd22
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/smacker.c
View File

@@ -660,6 +660,8 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
} else { //8-bit data } else { //8-bit data
for(i = stereo; i >= 0; i--) for(i = stereo; i >= 0; i--)
pred[i] = get_bits(&gb, 8); pred[i] = get_bits(&gb, 8);
if (stereo + unp_size > data_size)
return -1;
for(i = 0; i < stereo; i++) for(i = 0; i < stereo; i++)
*samples++ = (pred[i] - 0x80) << 8; *samples++ = (pred[i] - 0x80) << 8;
for(i = 0; i < unp_size; i++) { for(i = 0; i < unp_size; i++) {