virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-10-30 23:18:11 +02:00
Code Issues Releases Activity

check that csize in ff_lzw_decode_init is < LZW_MAXBITS, <= is not enough and

Browse Source 
might read outside the prefix array

Originally committed as revision 14214 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger
2008-07-13 20:03:57 +00:00
parent 4138ad961c
commit b08edb2268
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/lzw.c
View File

@@ -131,7 +131,7 @@ int ff_lzw_decode_init(LZWState *p, int csize, const uint8_t *buf, int buf_size,
{
struct LZWState *s = (struct LZWState *)p;
if(csize < 1 || csize > LZW_MAXBITS)
if(csize < 1 || csize >= LZW_MAXBITS)
return -1;
/* read buffer */
s->pbuf = buf;