Integer underflow in the nsHtml5TreeBuilder class in the HTML5 string parser in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) by leveraging mishandling of end tags, as demonstrated by incorrect SVG processing, aka ZDI-CAN-3545.
https://www.exploit-db.com/exploits/44294/
https://www.exploit-db.com/exploits/42484/
https://security.gentoo.org/glsa/201605-06
https://bugzilla.mozilla.org/show_bug.cgi?id=1246014
http://zerodayinitiative.com/advisories/ZDI-16-198/
http://www.ubuntu.com/usn/USN-2934-1
http://www.ubuntu.com/usn/USN-2917-3
http://www.ubuntu.com/usn/USN-2917-2
http://www.ubuntu.com/usn/USN-2917-1
http://www.securitytracker.com/id/1035215
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.mozilla.org/security/announce/2016/mfsa2016-23.html
http://www.debian.org/security/2016/dsa-3520
http://www.debian.org/security/2016/dsa-3510
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00091.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00089.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html