Mozilla Firefox before 3.5.16 and 3.6.x before 3.6.13, Thunderbird before 3.0.11 and 3.1.x before 3.1.7, and SeaMonkey before 2.0.11 do not properly validate downloadable fonts before use within an operating system’s font implementation, which allows remote attackers to execute arbitrary code via vectors related to @font-face Cascading Style Sheets (CSS) rules.
lists.fedoraproject.org/pipermail/package-announce/2010-December/052022.html
lists.fedoraproject.org/pipermail/package-announce/2010-December/052032.html
lists.fedoraproject.org/pipermail/package-announce/2010-December/052110.html
lists.fedoraproject.org/pipermail/package-announce/2010-December/052220.html
lists.fedoraproject.org/pipermail/package-announce/2010-December/052502.html
lists.fedoraproject.org/pipermail/package-announce/2010-December/052504.html
lists.opensuse.org/opensuse-security-announce/2011-01/msg00002.html
secunia.com/advisories/42716
secunia.com/advisories/42818
support.avaya.com/css/P8/documents/100124650
www.mandriva.com/security/advisories?name=MDVSA-2010:251
www.mandriva.com/security/advisories?name=MDVSA-2010:258
www.mozilla.org/security/announce/2010/mfsa2010-78.html
www.redhat.com/support/errata/RHSA-2010-0966.html
www.redhat.com/support/errata/RHSA-2010-0969.html
www.securityfocus.com/bid/45352
www.securitytracker.com/id?1024846
www.securitytracker.com/id?1024848
www.ubuntu.com/usn/USN-1019-1
www.ubuntu.com/usn/USN-1020-1
www.vupen.com/english/advisories/2011/0030
bugzilla.mozilla.org/show_bug.cgi?id=527276
bugzilla.redhat.com/show_bug.cgi?id=660420
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12533