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fixed potential buffer size overflow in Boost::update_weight, bug #1524 (thanks to benlemna for the patch)

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Vadim Pisarevsky
2012-03-26 09:53:52 +00:00
parent f341ce2665
commit 8bb422b1fc
1 changed files with 1 additions and 1 deletions
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modules/ml/src/boost.cpp
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@@ -1126,7 +1126,7 @@ CvBoost::update_weights( CvBoostTree* tree )
int *sample_idx_buf; int *sample_idx_buf;
const int* sample_idx = 0; const int* sample_idx = 0;
cv::AutoBuffer<uchar> inn_buf; cv::AutoBuffer<uchar> inn_buf;
int _buf_size = (params.boost_type == LOGIT) || (params.boost_type == GENTLE) ? data->sample_count*sizeof(int) : 0; size_t _buf_size = (params.boost_type == LOGIT) || (params.boost_type == GENTLE) ? data->sample_count*sizeof(int) : 0;
if( !tree ) if( !tree )
_buf_size += n*sizeof(int); _buf_size += n*sizeof(int);
else else