Buffer consumption vulnerability in the tempnam function in PHP 5.1.4 and 4.x before 4.4.3 allows local users to bypass restrictions and create PHP files with fixed names in other directories via a pathname argument longer than MAXPATHLEN, which prevents a unique string from being appended to the filename.
https://exchange.xforce.ibmcloud.com/vulnerabilities/27049
http://www.ubuntu.com/usn/usn-320-1
http://www.securityfocus.com/archive/1/436785/100/0/threaded
http://www.mandriva.com/security/advisories?name=MDKSA-2006:122
http://securitytracker.com/id?1016271
http://securityreason.com/securityalert/1069
http://secunia.com/advisories/21125
http://cvs.php.net/viewcvs.cgi/php-src/NEWS?view=markup&rev=1.1247.2.920.2.134
http://archives.neohapsis.com/archives/fulldisclosure/2006-06/0209.html