Double free vulnerability in the nsXMLHttpRequest::GetResponse function in Mozilla Firefox before 36.0, when a nonstandard memory allocator is used, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted JavaScript code that makes an XMLHttpRequest call with zero bytes of data.
lists.opensuse.org/opensuse-security-announce/2015-03/msg00000.html
lists.opensuse.org/opensuse-updates/2015-03/msg00067.html
www.mozilla.org/security/announce/2015/mfsa2015-18.html
www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
www.securityfocus.com/bid/72744
www.securitytracker.com/id/1031791
bugzilla.mozilla.org/show_bug.cgi?id=1030667
bugzilla.mozilla.org/show_bug.cgi?id=988675
security.gentoo.org/glsa/201504-01