CVE-2006-1990 - wordwrap integer overflow An integer overflow issue was discovered in PHP. This issue could potentially lead to arbitrary code execution as it allows overwriting an arbitrary section of memory with user supplied data. The exploitability of this issue will depend on how a user program is written to accept and process data passed to the wordwrap function. http://www.infigo.hr/en/in_focus/advisories/INFIGO-2006-04-02
This issue was addressed in Red Hat Application Stack v1 before GA.