Use-after-free vulnerability in the js::PreliminaryObjectArray::sweep function in Mozilla Firefox before 48.0 allows remote attackers to execute arbitrary code via crafted JavaScript that is mishandled during incremental garbage collection.
lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html
www.mozilla.org/security/announce/2016/mfsa2016-71.html
www.securityfocus.com/bid/92260
www.securitytracker.com/id/1036508
www.ubuntu.com/usn/USN-3044-1
bugzilla.mozilla.org/show_bug.cgi?id=1212356
security.gentoo.org/glsa/201701-15