Description of Security and Quality Rollup for .NET Framework 4.5.2 for Windows 7 SP1, Server 2008 R2 SP1, and Server 2008 SP2 (KB 4054992)


Notice


This update is included in the February 2018 Preview of the Quality Rollups for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1 for Windows 7 SP1 and Server 2008 R2 SP1 (KB 4074808) and February 2018 Preview of the Quality Rollups for .NET Framework 2.0, 3.0, 4.5.2, and 4.6 Windows Server 2008 SP2 (KB 4074805). Parts of this update were previously included in the Security and Quality rollup (KB 4076495) and (KB 4076492) on February 13, 2018, and in the Preview of Quality rollup (KB 4076495) and (KB 4057270) on January 18, 2018.

Introduction


This update for Windows 7 Service Pack 1 (SP1), Windows Server 2008 R2 SP1, and Windows Server 2008 SP2 includes cumulative reliability improvements in .NET Framework 4.5.2. We recommend that you apply this update as part of your regular maintenance routines. Before you install this update, see the "Prerequisites" and "Restart requirement" sections.

Important

  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Quality and reliability improvements


For .NET Framework 4.5.2

ASP.NET1

In the following scenarios, ASP.NET may remove the cookie from the response:

  • A cookie is added through adding “set-cookie” into HttpResponse.Headers.
  • Another cookie is added through HttpResponse.SetCookie/HttpResponse.Cookies.Set.

By adding this fix, ASP.NET makes sure that the response cookie is not removed.

1 Active Server Pages (ASP.NET)

Additional information about this update


For more information about this update as it relates to Windows 7 SP1 and Windows Server 2008 R2 SP1, see the following articles in the Microsoft Knowledge Base:

4074805 February 2018 Preview of Quality Rollups for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1 for Windows 7 SP1 and Server 2008 R2 SP1 (KB 4074805)

4076492 Security and Quality Rollup for the .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1 for Windows 7 SP1 and Server 2008 R2 SP1 (KB 4076492)

4057270 January 2018 Preview of the Quality Rollups for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1 for Windows 7 SP1 and Server 2008 R2 SP1: January 9, 2018

For more information about this update as it relates to Windows Server 2008 SP2, see the following articles in the Microsoft Knowledge Base:

4074808 February 2018 Preview of Quality Rollups for .NET Framework 2.0 SP2, 3.0 SP2, 4.5.2, and 4.6 for Windows Server 2008 SP2 (KB 4074808)

4076495 Security and Quality Rollup for .NET Framework 2.0 SP2, 3.0 SP2, 4.5.2, and 4.6 for Windows Server 2008 SP2 (KB 4076495)

4057273 January 2018 Preview of the Quality Rollups for .NET Framework 2.0 SP2, 3.0 SP2, 4.5.2, and 4.6 for Windows Server 2008 SP2: January 9, 2018

How to get this update


Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.

Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Windows Software Update Services (WSUS)

On your WSUS server, follow these steps:

  1. Select Start, select Administrative Tools, and then select Microsoft Windows Server Update Services 3.0.
  2. Expand ComputerName, and then select Action.
  3. Select Import Updates.
  4. WSUS will open a browser window in which you may be prompted to install an ActiveX control. Install the ActiveX control to continue.
  5. After the ActiveX control is installed, you will see the Microsoft Update Catalog screen. Type 4074805 for Windows 7 SP1 and Windows Server 2008 R2 SP1 or type 4074808 for Windows Server 2008 SP2 in the Search box, and then select Search.
  6. Locate the .NET Framework packages that match the operating systems, languages, and processors in your environment. Select Add to add them to your basket.
  7. When you have selected all the packages that you need, select View Basket.
  8. Select Import to import the packages to your WSUS server.
  9. Select Close after the packages have been imported to return to WSUS.

The updates are now available for installation through WSUS.

Prerequisites

To apply this update, you must have .NET Framework 4.5.2 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 replacement information

This update replaces the following updates:

File information