Provide references for CVE-2012-4875.
Where can I find more information about CVE-2012-4875?
References are available at: http://secunia.com/advisories/47855, http://www.securityfocus.com/bid/52864, https://exchange.xforce.ibmcloud.com/vulnerabilities/74554, http://bugs.ghostscript.com/show_bug.cgi?id=692856.