Use-after-free vulnerability in the StyleAnimationValue class in Mozilla Firefox before 40.0, Firefox ESR 38.x before 38.2, and Firefox OS before 2.2 allows remote attackers to have an unspecified impact by leveraging a StyleAnimationValue::operator self assignment.
https://security.gentoo.org/glsa/201605-06
https://bugzilla.mozilla.org/show_bug.cgi?id=1176270
http://www.ubuntu.com/usn/USN-2712-1
http://www.ubuntu.com/usn/USN-2702-3
http://www.ubuntu.com/usn/USN-2702-2
http://www.ubuntu.com/usn/USN-2702-1
http://www.securitytracker.com/id/1033372
http://www.securitytracker.com/id/1033247
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
http://www.mozilla.org/security/announce/2015/mfsa2015-90.html
http://www.debian.org/security/2015/dsa-3410
http://www.debian.org/security/2015/dsa-3333
http://rhn.redhat.com/errata/RHSA-2015-1682.html
http://rhn.redhat.com/errata/RHSA-2015-1586.html
http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html
http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html