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mdec.c: fix overread.
author
Ronald S. Bultje
<rsbultje@gmail.com>
Tue, 10 May 2011 15:29:08 +0000
(11:29 -0400)
committer
Ronald S. Bultje
<rsbultje@gmail.com>
Wed, 18 May 2011 10:54:15 +0000
(06:54 -0400)
libavcodec/mdec.c
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diff --git
a/libavcodec/mdec.c
b/libavcodec/mdec.c
index
545b919
..
9b6e6b6
100644
(file)
--- a/
libavcodec/mdec.c
+++ b/
libavcodec/mdec.c
@@
-125,7
+125,8
@@
static inline int decode_mb(MDECContext *a, DCTELEM block[6][64]){
a->dsp.clear_blocks(block[0]);
for(i=0; i<6; i++){
- if( mdec_decode_block_intra(a, block[ block_index[i] ], block_index[i]) < 0)
+ if( mdec_decode_block_intra(a, block[ block_index[i] ], block_index[i]) < 0 ||
+ get_bits_left(&a->gb) < 0)
return -1;
}
return 0;