Provide references for CVE-2013-6721.
Where can I find more information about CVE-2013-6721?
References are available at: http://www-01.ibm.com/support/docview.wss?uid=swg1IV51765, http://secunia.com/advisories/56130, https://exchange.xforce.ibmcloud.com/vulnerabilities/89230, http://www.securitytracker.com/id/1029498, http://www-01.ibm.com/support/docview.wss?uid=swg21659623.