Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via an HTML document with improperly nested tags.
lists.apple.com/archives/security-announce/2010/Jun/msg00003.html
lists.apple.com/archives/security-announce/2010/Mar/msg00000.html
lists.fedoraproject.org/pipermail/package-announce/2010-May/041383.html
lists.fedoraproject.org/pipermail/package-announce/2010-May/041432.html
lists.fedoraproject.org/pipermail/package-announce/2010-May/041436.html
lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
secunia.com/advisories/41856
secunia.com/advisories/43068
support.apple.com/kb/HT4070
support.apple.com/kb/HT4225
www.mandriva.com/security/advisories?name=MDVSA-2011:039
www.securityfocus.com/bid/38671
www.securitytracker.com/id?1023708
www.ubuntu.com/usn/USN-1006-1
www.vupen.com/english/advisories/2010/2722
www.vupen.com/english/advisories/2011/0212
www.vupen.com/english/advisories/2011/0552
exchange.xforce.ibmcloud.com/vulnerabilities/56836
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7587