Provide references for CVE-2013-6476.
Where can I find more information about CVE-2013-6476?
References are available at: http://www.ubuntu.com/usn/USN-2144-1, https://bugzilla.redhat.com/show_bug.cgi?id=1027551, http://www.debian.org/security/2014/dsa-2876, http://bzr.linuxfoundation.org/loggerhead/openprinting/cups-filters/revision/7176, http://www.ubuntu.com/usn/USN-2143-1, http://www.debian.org/security/2014/dsa-2875.