Provide references for CVE-2015-8623.
Where can I find more information about CVE-2015-8623?
References are available at: https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-December/000186.html, http://www.openwall.com/lists/oss-security/2015/12/23/7, https://phabricator.wikimedia.org/T119309, http://www.openwall.com/lists/oss-security/2015/12/21/8, https://gerrit.wikimedia.org/r/#/c/156336/5/includes/User.php.