usp10.dll in Uniscribe (aka the Unicode Script Processor) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, Office 2007 SP3 and 2010 SP1 and SP2, Live Meeting 2007 Console, Lync 2010 and 2013, Lync 2010 Attendee, and Lync Basic 2013 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted EMF+ record in a font file, aka "Unicode Scripts Processor Vulnerability."
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-036
http://www.securitytracker.com/id/1030378
http://www.securitytracker.com/id/1030377
http://www.securitytracker.com/id/1030376
http://www.securityfocus.com/bid/67897