Integer overflow in the Text::wholeText method in dom/Text.cpp in WebKit, as used in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4; webkitgtk before 1.2.6; and possibly other products allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving Text objects.
lists.apple.com/archives/security-announce/2010//Nov/msg00002.html
lists.apple.com/archives/security-announce/2010//Nov/msg00003.html
lists.fedoraproject.org/pipermail/package-announce/2011-January/052906.html
lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
secunia.com/advisories/42314
secunia.com/advisories/43068
secunia.com/advisories/43086
support.apple.com/kb/HT4455
support.apple.com/kb/HT4456
trac.webkit.org/changeset/68705
www.mandriva.com/security/advisories?name=MDVSA-2011:039
www.redhat.com/support/errata/RHSA-2011-0177.html
www.securityfocus.com/bid/44960
www.vupen.com/english/advisories/2010/3046
www.vupen.com/english/advisories/2011/0212
www.vupen.com/english/advisories/2011/0216
www.vupen.com/english/advisories/2011/0552
www.zerodayinitiative.com/advisories/ZDI-10-257/
bugs.webkit.org/show_bug.cgi?id=46848
bugzilla.redhat.com/show_bug.cgi?id=667022
exchange.xforce.ibmcloud.com/vulnerabilities/63350
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11689