The (1) strip_tags (2) setcookie (3) strtok (4) wordwrap (5) str_word_count and (6) str_pad functions in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function related to the call time pass by reference feature.