Mozilla Firefox is vulnerable to memory corruption. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with the privileges of the user running Firefox.
lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html
lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html
lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html
rhn.redhat.com/errata/RHSA-2012-1210.html
rhn.redhat.com/errata/RHSA-2012-1211.html
www.debian.org/security/2012/dsa-2553
www.debian.org/security/2012/dsa-2554
www.debian.org/security/2012/dsa-2556
www.mozilla.org/security/announce/2012/mfsa2012-58.html
www.mozilla.org/security/known-vulnerabilities/firefoxESR.html
www.securityfocus.com/bid/55317
www.ubuntu.com/usn/USN-1548-1
www.ubuntu.com/usn/USN-1548-2
www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf
access.redhat.com/security/updates/classification/#critical
bugzilla.mozilla.org/show_bug.cgi?id=769303
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17015
rhn.redhat.com/errata/RHSA-2012-1210.html