Provide references for CVE-2012-6685.
Where can I find more information about CVE-2012-6685?
References are available at: https://github.com/sparklemotion/nokogiri/issues/693, https://bugzilla.redhat.com/show_bug.cgi?id=1178970, https://nokogiri.org/CHANGELOG.html#154-2012-06-12.