message: core(ipp): disable SSE4.2 meanStdDev() optimization for CV_32F
diff: @@ -674,10 +674,23 @@ static bool ipp_meanStdDev(Mat& src, OutputArray _mean, OutputArray _sdv, Mat& m
  if (cn > 1)
  return false;
  #endif
  -#if IPP_VERSION_X100 < 201901
  +#if IPP_VERSION_X100 >= 201900 && IPP_VERSION_X100 < 201901
  // IPP_DISABLE: 32f C3C functions can read outside of allocated memory
  if (cn > 1 && src.depth() == CV_32F)
  return false;
  +
  + // SSE4.2 buffer overrun
  +#if defined(_WIN32) && !defined(_WIN64)
  + // IPPICV doesn't have AVX2 in 32-bit builds
  + // However cv::ipp::getIppTopFeatures() may return AVX2 value on AVX2 capable H/W
  + // details #12959
  +#else
  + if (cv::ipp::getIppTopFeatures() == ippCPUID_SSE42) // Linux x64 + OPENCV_IPP=SSE42 is affected too
  +#endif
  + {
  + if (src.depth() == CV_32F && src.dims > 1 && src.size[src.dims - 1] == 6)
  + return false;
  + }
  #endif
  size_t total_size = src.total();
  