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h264/cabac: check loop index

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fix out of array read

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit cdf0877bc3)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2013-01-31 04:20:24 +01:00
parent a83b9f363c
commit 98b0751e89
1 changed files with 1 additions and 1 deletions
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libavcodec/h264_cabac.c
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@@ -1701,7 +1701,7 @@ static av_always_inline void decode_cabac_residual_internal( H264Context *h, DCT
\ \
if( coeff_abs >= 15 ) { \ if( coeff_abs >= 15 ) { \
int j = 0; \ int j = 0; \
while( get_cabac_bypass( CC ) ) { \ while(get_cabac_bypass( CC ) && j<30) { \
j++; \ j++; \
} \ } \
\ \