Mozilla Firefox before 3.0.14, and 3.5.x before 3.5.3, does not properly manage pointers for the columns (aka TreeColumns) of a XUL tree element, which allows remote attackers to execute arbitrary code via a crafted HTML document, related to a "dangling pointer vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5606
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10730
https://bugzilla.mozilla.org/show_bug.cgi?id=506871
http://www.vupen.com/english/advisories/2010/0650
http://www.ubuntu.com/usn/USN-915-1
http://www.securityfocus.com/bid/36343
http://www.redhat.com/support/errata/RHSA-2010-0154.html
http://www.redhat.com/support/errata/RHSA-2010-0153.html
http://www.redhat.com/support/errata/RHSA-2009-1432.html
http://www.redhat.com/support/errata/RHSA-2009-1431.html
http://www.redhat.com/support/errata/RHSA-2009-1430.html
http://www.novell.com/linux/security/advisories/2009_48_firefox.html
http://www.mozilla.org/security/announce/2009/mfsa2009-49.html
http://www.debian.org/security/2009/dsa-1885
http://secunia.com/advisories/39001
http://secunia.com/advisories/38977
http://secunia.com/advisories/37098
http://secunia.com/advisories/36692
http://secunia.com/advisories/36671
http://secunia.com/advisories/36670
http://secunia.com/advisories/36669
http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html