win32k.sys in the kernel-mode drivers 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, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via a crafted TrueType font, as exploited in the wild in October 2014, aka "TrueType Font Parsing Remote Code Execution Vulnerability."

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-4148
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058
• https://exchange.xforce.ibmcloud.com/vulnerabilities/96995
• http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
• http://secunia.com/advisories/60970
• http://www.securityfocus.com/bid/70429