The Client Server Run-Time Subsystem (CSRSS) in Microsoft Windows allows local users to cause a denial of service (crash) or read arbitrary memory from csrss.exe via crafted arguments to the NtRaiseHardError function with status 0x50000018, a different vulnerability than CVE-2006-6696.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2013
https://exchange.xforce.ibmcloud.com/vulnerabilities/31176
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-021
http://www.vupen.com/english/advisories/2007/1325
http://www.vupen.com/english/advisories/2006/5197
http://www.us-cert.gov/cas/techalerts/TA07-100A.html
http://www.securityfocus.com/archive/1/466331/100/200/threaded
http://www.securityfocus.com/archive/1/455365/100/0/threaded
http://www.reversemode.com/index.php?option=com_remository&Itemid=2&func=fileinfo&id=43
http://www.reversemode.com/index.php?option=com_content&task=view&id=29&Itemid=2
http://www.kb.cert.org/vuls/id/740636
http://securitytracker.com/id?1017454