Multiple buffer overflows in Apple QuickTime before 7.7.3 allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted style element in a QuickTime TeXML file.Referenceshttp://secunia.com/advisories/51226http://lists.apple.com/archives/security-announce/2012/Nov/msg00002.htmlhttp://www.securityfocus.com/bid/56557http://packetstormsecurity.com/files/118359/Apple-QuickTime-7.7.2-TeXML-Style-Element-font-table-Field-Stack-Buffer-Overflow.htmlhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16121https://exchange.xforce.ibmcloud.com/vulnerabilities/79899http://support.apple.com/kb/HT5581