    private static function restoreIniSettings () {
        foreach (self::$_savedIniSettings as $setting => $val) { 
            if ($val !== null) { 
                ini_set ($setting, $val);
            }
        }
    }
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.