Quartz Composer on Apple Mac OS X 10.4.10 does not initialize a certain object pointer, which might allow user-assisted remote attackers to execute arbitrary code via a crafted Quartz Composer file.Referenceshttps://exchange.xforce.ibmcloud.com/vulnerabilities/35737http://www.vupen.com/english/advisories/2007/2732http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.htmlhttp://docs.info.apple.com/article.html?artnum=306172http://www.securityfocus.com/bid/25159http://secunia.com/advisories/26235