Provide references for CVE-2015-8338.
Where can I find more information about CVE-2015-8338?
References are available at: http://www.securityfocus.com/bid/78920, http://xenbits.xen.org/xsa/advisory-158.html, http://www.securitytracker.com/id/1034390, http://www.debian.org/security/2016/dsa-3633.