Provide references for CVE-2011-4121.
Where can I find more information about CVE-2011-4121?
References are available at: https://security-tracker.debian.org/tracker/CVE-2011-4121, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4121, https://access.redhat.com/security/cve/cve-2011-4121, http://www.openwall.com/lists/oss-security/2013/07/01/1.