Double free vulnerability in tcpip.sys in Microsoft Windows Server 2008 R2 and R2 SP1 and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that binds an IPv6 address to a local interface, aka "TCP/IP Double Free Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14908
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-032
http://www.us-cert.gov/cas/techalerts/TA12-129A.html
http://www.securitytracker.com/id?1027044
http://www.securityfocus.com/bid/53349