void SharedMemory::Close() {
  if (memory_ != NULL) {
    UnmapViewOfFile(memory_);
    memory_ = NULL;
  }

  if (mapped_file_ != NULL) {
    CloseHandle(mapped_file_);
    mapped_file_ = NULL;
  }
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.