Provide references for CVE-2012-6639.
Where can I find more information about CVE-2012-6639?
References are available at: https://security-tracker.debian.org/tracker/CVE-2012-6639, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-6639, https://bugzilla.suse.com/show_bug.cgi?id=CVE-2012-6639, https://access.redhat.com/security/cve/cve-2012-6639, http://www.openwall.com/lists/oss-security/2014/03/06/7, https://www.securityfocus.com/bid/66019/references.