Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 (KB4585211)

Applies to: .NET

Summary


WPF1

- Addressed a regression from a previous update, arising when two HostVisual elements disconnect at the same time.

SQL

- Addressed an issue in System.Data.SqlClient where querying string columns would fail if the database had a Kazakh collation.


1 Windows Presentation Foundation (WPF)

Additional information about this update


The following articles contain additional information about this update as it relates to individual product versions.
  • 4586084 Description of the Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB4586084)

How to obtain and install the update


Before installing this update

Prerequisite:

To apply this update, you must have .NET Framework 4.8 installed.

Install this update

Release Channel Available Next Step
Windows Update and Microsoft Update Yes None. This update will be downloaded and installed automatically from Windows Update.
Microsoft Update Catalog Yes To get the standalone package for this update, go to the Microsoft Update Catalog website.
Windows Server Update Services (WSUS) Yes

This update will automatically sync with WSUS if you configure Products and Classifications as follows:

Product:Windows Server 2012

Classification: Security Updates

Prerequisites

To apply this update, you must have .NET Framework 4.8 installed.

Restart requirement

You must restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.

Update deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

20201110 Security update deployment information: November 10, 2020

Update removal information

Note We do not recommend that you remove any security update. To remove this update, use the Programs and Features item in Control Panel.

Update restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update replaces previously released updates 4579978.

File information


The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows Server 2012


Additional file information

 

 

Information about protection and security