Provide references for CVE-2011-4197.
Where can I find more information about CVE-2011-4197?
References are available at: http://www.securityfocus.com/bid/51169, https://github.com/bsdperimeter/pfsense/commit/87b4deb2b2dae9013e6aa0fe490d6a5a04a27894, https://github.com/bsdperimeter/pfsense/commit/1379d66f11aaf72982a70287b83e24efcd18898e, http://archives.neohapsis.com/archives/bugtraq/2011-12/0152.html, https://www.trustmatta.com/advisories/MATTA-2011-001.txt, https://exchange.xforce.ibmcloud.com/vulnerabilities/71969, http://www.osvdb.org/77982, http://secunia.com/advisories/46780.