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Off-by-one bug in libavcodec/idcinvideo.c, caused

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segfaults on all .cin videos from Quake II.
patch by (Matti Hamalainen <mhamalai ratol fi>)

Originally committed as revision 3956 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Matti Hamalainen
2005-02-16 22:42:41 +00:00
committed by Michael Niedermayer
parent d2a7718df9
commit aabdc46187
1 changed files with 1 additions and 1 deletions
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libavcodec/idcinvideo.c
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@ -192,7 +192,7 @@ static void idcin_decode_vlcs(IdcinContext *s)
while(node_num >= HUF_TOKENS) { while(node_num >= HUF_TOKENS) {
if(!bit_pos) { if(!bit_pos) {
if(dat_pos > s->size) { if(dat_pos >= s->size) {
av_log(s->avctx, AV_LOG_ERROR, "Huffman decode error.\n"); av_log(s->avctx, AV_LOG_ERROR, "Huffman decode error.\n");
return; return;
} }