Provide references for CVE-2011-4320.
Where can I find more information about CVE-2011-4320?
References are available at: http://secunia.com/advisories/46915, http://www.openwall.com/lists/oss-security/2011/11/19/1, http://www.osvdb.org/77302, https://support.process-one.net/browse/EJAB-1498, http://www.openwall.com/lists/oss-security/2011/11/19/2, http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9.