Improvements and fixes
This security update includes quality improvements. No new operating system features are introduced in this update. Key changes include the following:
- Security updates to Microsoft Graphics Component, Windows Graphics, Windows Kernel, and Windows SMB Server.
For more information about the resolved security vulnerabilities, see the Security Update Guide.
Known issues in this update
Microsoft has reports of some customers on a small subset of older AMD processors getting into an unbootable state after installing this KB.
This issue is resolved in KB4073578.
|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.|| |
Contact your antivirus manufacturer to verify that their software is compatible and that they have set the following REGKEY on the computer:
After installing this update, SMB servers may experience a memory leak.
Microsoft is working on a resolution and will provide an update in an upcoming release.