Buffer underflow in atmfd.dll in the Windows Adobe Type Manager Library in Microsoft 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 OpenType font, aka "OpenType Font Driver Vulnerability."

References

• https://nvd.nist.gov/vuln/detail/CVE-2015-2426
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-078
• http://www.kb.cert.org/vuls/id/103336
• http://www.securityfocus.com/bid/75951
• http://www.securitytracker.com/id/1032991
• https://www.exploit-db.com/exploits/38222
• http://blog.trendmicro.com/trendlabs-security-intelligence/a-look-at-the-open-type-font-manager-vulnerability-from-the-hacking-team-leak