Provide references for CVE-2016-7564.
Where can I find more information about CVE-2016-7564?
References are available at: https://bugs.ghostscript.com/show_bug.cgi?id=697137, http://www.openwall.com/lists/oss-security/2016/09/28/11, http://www.openwall.com/lists/oss-security/2016/09/21/5.