December 12, 2017 - KB4054522 (Security-only) Windows 8.1

December 12, 2017 - KB4054522 (Security-only update)

Improvements and fixes

This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:

• Addresses additional issues with updated time zone information.
• Security updates to the Microsoft Scripting Engine and Windows Server.

For more information about the resolved security vulnerabilities, see the Security Update Guide.

Known issues in this update

Microsoft is not currently aware of any issues with this update.

How to get this update

This update will be downloaded and installed automatically from Windows Update. To get the standalone package for this update, go to the Microsoft Update Catalog website.

File information

For a list of the files that are provided in this update, download the file information for update 4054522.

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