Use-after-free vulnerability in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.5 allows remote attackers to execute arbitrary code by triggering attempted use of a data channel that has been closed by a WebRTC function.
https://security.gentoo.org/glsa/201512-10
https://bugzilla.mozilla.org/show_bug.cgi?id=1218326
http://www.ubuntu.com/usn/USN-2833-1
http://www.securitytracker.com/id/1034426
http://www.securityfocus.com/bid/79283
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.mozilla.org/security/announce/2015/mfsa2015-138.html
http://www.debian.org/security/2015/dsa-3422
http://rhn.redhat.com/errata/RHSA-2015-2657.html
http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html
http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00049.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00038.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00022.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00021.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html