firefox is vulnerable to privilege escalation. The vulnerability exists as several flaws were found in the way malformed content was processed. A web site containing specially-crafted content could potentially trick a Firefox user into surrendering sensitive information.
lists.opensuse.org/opensuse-security-announce/2008-11/msg00004.html
secunia.com/advisories/32684
secunia.com/advisories/32693
secunia.com/advisories/32694
secunia.com/advisories/32695
secunia.com/advisories/32713
secunia.com/advisories/32714
secunia.com/advisories/32715
secunia.com/advisories/32721
secunia.com/advisories/32778
secunia.com/advisories/32798
secunia.com/advisories/32845
secunia.com/advisories/32853
secunia.com/advisories/33433
secunia.com/advisories/33434
secunia.com/advisories/34501
sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
ubuntu.com/usn/usn-667-1
www.debian.org/security/2008/dsa-1669
www.debian.org/security/2008/dsa-1671
www.debian.org/security/2009/dsa-1696
www.debian.org/security/2009/dsa-1697
www.mandriva.com/security/advisories?name=MDVSA-2008:228
www.mandriva.com/security/advisories?name=MDVSA-2008:230
www.mandriva.com/security/advisories?name=MDVSA-2008:235
www.mozilla.org/security/announce/2008/mfsa2008-56.html
www.mozilla.org/security/known-vulnerabilities/firefox30.html#firefox3.0.4
www.redhat.com/support/errata/RHSA-2008-0976.html
www.redhat.com/support/errata/RHSA-2008-0977.html
www.redhat.com/support/errata/RHSA-2008-0978.html
www.securityfocus.com/bid/32281
www.securitytracker.com/id?1021188
www.us-cert.gov/cas/techalerts/TA08-319A.html
www.vupen.com/english/advisories/2008/3146
www.vupen.com/english/advisories/2009/0977
access.redhat.com/errata/RHSA-2008:0978
access.redhat.com/security/updates/classification/#critical
bugzilla.mozilla.org/show_bug.cgi?id=460002
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11186
www.redhat.com/archives/fedora-package-announce/2008-November/msg00366.html
www.redhat.com/archives/fedora-package-announce/2008-November/msg00385.html