WebKit, as used in Apple iOS before 5.1 and iTunes before 10.6, 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-2012-03-07-1 and APPLE-SA-2012-03-07-2.
lists.apple.com/archives/security-announce/2012/Mar/msg00000.html
lists.apple.com/archives/security-announce/2012/Mar/msg00001.html
lists.apple.com/archives/security-announce/2012/Mar/msg00003.html
secunia.com/advisories/48274
secunia.com/advisories/48288
secunia.com/advisories/48377
www.securityfocus.com/bid/52365
www.securitytracker.com/id?1026774
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16862