Provide references for CVE-2011-4592.
Where can I find more information about CVE-2011-4592?
References are available at: https://bugzilla.redhat.com/show_bug.cgi?id=761248, http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=ade30ad3c420ce035a3d68287db701b70e806b3f, http://moodle.org/mod/forum/discuss.php?d=191761.