Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 allow remote attackers to bypass the Same Origin Policy and execute arbitrary JavaScript code with chrome privileges via vectors involving anchor navigation, a similar issue to CVE-2015-0818.
https://security.gentoo.org/glsa/201512-10
https://bugzilla.mozilla.org/show_bug.cgi?id=1146339
http://www.ubuntu.com/usn/USN-2552-1
http://www.ubuntu.com/usn/USN-2550-1
http://www.securitytracker.com/id/1032000
http://www.securitytracker.com/id/1031996
http://www.securityfocus.com/bid/73455
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
http://www.mozilla.org/security/announce/2015/mfsa2015-40.html
http://www.debian.org/security/2015/dsa-3212
http://www.debian.org/security/2015/dsa-3211
http://rhn.redhat.com/errata/RHSA-2015-0771.html
http://rhn.redhat.com/errata/RHSA-2015-0766.html
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00003.html