  cf2_free_instance( void*  ptr )
  {
    CF2_Font  font = (CF2_Font)ptr;


    if ( font )
    {
      FT_Memory  memory = font->memory;


      (void)memory;
    }
  }

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.