This security update resolves the following vulnerabilities in Microsoft Windows.
The vulnerability could allow remote code execution if a user opens a specially crafted document or goes to an untrusted webpage that contains embedded OpenType fonts. To learn more about the vulnerability, see Microsoft Security Bulletin MS15-078.
The vulnerability impacts Adobe Flash Player in Internet Explorer. To learn more about the vulnerability, see Microsoft security advisory 2755801 and Adobe Security bulletin APSB15-18.
The vulnerability could allow elevation of privilege if the Windows Installer service incorrectly runs custom action scripts.
Additionally, this update includes non-security-related changes to enhance the functionality of Windows 10 through new features and improvements.