The vulnerabilities of the functions mb_convert_encoding(), mb_detect_encoding(), mb_convert_variables(), and mb_detect_order() of the PHP language interpreter allow attackers to cause the application to terminate abnormally.

The vulnerability of the functions mbconvertencoding, mbdetectencoding, mbconvertvariables, and mbdetectorder in the PHP interpreter is related to reading beyond the buffer boundaries. Exploiting this vulnerability can allow a malicious actor to cause an unexpected termination of the application...

PHP 4 multiple function buffer overflows

Buffer overflows in mb functions...