Provide references for CVE-2013-4557.
Where can I find more information about CVE-2013-4557?
References are available at: https://www.debian.org/security/2013/dsa-2794, http://www.spip.net/fr_article5646.html, http://www.securitytracker.com/id/1029317, http://www.openwall.com/lists/oss-security/2013/11/10/4, http://secunia.com/advisories/55551, http://www.spip.net/fr_article5648.html, http://zone.spip.org/trac/spip-zone/changeset/75105/_core_/securite/ecran_securite.php.