Nokogiri gem 1.5.x and 1.6.x has DoS while parsing XML entities by failing to apply limits
www.openwall.com/lists/oss-security/2013/12/27/2
access.redhat.com/security/cve/cve-2013-6461
bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6461
exchange.xforce.ibmcloud.com/vulnerabilities/90059
github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2013-6461.yml
github.com/sparklemotion/nokogiri
nvd.nist.gov/vuln/detail/CVE-2013-6461
security-tracker.debian.org/tracker/CVE-2013-6461
web.archive.org/web/20200804224345/https://www.securityfocus.com/bid/64513