Improvements and fixes
This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:
- Provides Spectre and Meltdown protection for 32-Bit (x86) and 64-Bit (x64) versions of Windows.
- Provides security updates to the Microsoft Graphics component, Windows Kernel, Windows Shell, Windows Installer, and Windows Hyper-V.
For more information about the resolved security vulnerabilities, see the Security Update Guide.
Known issues in this update
|Because of an issue that affects some versions of antivirus software, this fix applies only to computers on which the antivirus ISV updated the ALLOW REGKEY.|| |
This issue is resolved in KB4093122. You no longer need the following ALLOW REGKEY to detect and be offered this update:
|After you install this update, you may receive a Stop error message that resembles the following when you log off the computer: |
|To resolve this issue, apply update KB4099468.|