Provide references for CVE-2012-5580.
Where can I find more information about CVE-2012-5580?
References are available at: http://www.securityfocus.com/bid/56712, https://code.google.com/p/libproxy/source/detail?r=475, https://exchange.xforce.ibmcloud.com/vulnerabilities/80340, https://bugzilla.redhat.com/show_bug.cgi?id=883100, https://bugzilla.novell.com/show_bug.cgi?id=791086.