WebKit, as used in Apple iTunes before 10.7, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2012-09-12-1.
lists.apple.com/archives/security-announce/2012/Sep/msg00001.html
lists.apple.com/archives/security-announce/2012/Sep/msg00005.html
lists.apple.com/archives/security-announce/2013/Jan/msg00000.html
support.apple.com/kb/HT5485
support.apple.com/kb/HT5502
support.apple.com/kb/HT5642
www.securityfocus.com/bid/55534
exchange.xforce.ibmcloud.com/vulnerabilities/78556
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17269