The soap extension in PHP calls php_rand_r with an uninitialized seed variable, which has unknown impact and attack vectors, a related issue to the mcrypt_create_iv issue covered by CVE-2007-2727. Note: The PHP team argue that this is not a valid security issue.
http://www.vupen.com/english/advisories/2007/1839
http://www.ubuntu.com/usn/usn-485-1
http://www.mandriva.com/security/advisories?name=MDKSA-2007:187
http://secunia.com/advisories/26895