The cURL library (libcurl) in PHP 4.4.2 and 5.1.4 allows attackers to bypass safe mode and read files via a file:// request containing null characters.
secunia.com/advisories/20337
secunia.com/advisories/21050
secunia.com/advisories/21847
secunia.com/advisories/22039
securityreason.com/achievement_securityalert/39
securityreason.com/securityalert/959
securitytracker.com/id?1016175
www.mandriva.com/security/advisories?name=MDKSA-2006:122
www.novell.com/linux/security/advisories/2006_22_sr.html
www.novell.com/linux/security/advisories/2006_52_php.html
www.securityfocus.com/bid/18116
www.vupen.com/english/advisories/2006/2055
exchange.xforce.ibmcloud.com/vulnerabilities/26764