This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:
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Windows Update and WSUS will offer this update to applicable Windows client and server operating systems, regardless of the existence or value of the "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\QualityCompat\cadca5fe-87d3-4b96-b7fb-a231484277cc" registry setting. This change has been made to protect user data.
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Improves reliability in the kernel, and addresses an issue that can cause applications to have unexpected memory contents on multi-processor systems.
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Addresses a stop error that occurred when the previous month’s update was applied to a 32-bit (x86) computer with a Physical Address Extension (PAE) mode disabled.
- Security updates to Internet Explorer, Microsoft scripting engine, Microsoft graphics component, Windows Server, Windows datacenter networking, Windows virtualization and kernel, and Windows app platform and frameworks.
For more information about the resolved security vulnerabilities, see the Security Update Guide.
Note: This update supercedes update 4100480, Windows kernel update for CVE-2018-1038.