Summary. Security Improvements. CVE-2024-21409 - .NET Framework Remote Code Execution Vulnerability. This security update addresses a remote code execution vulnerability detailed in CVE-2024-21409. .NET Framework Defense in Depth Vulnerability.

The April 9, 2024 update for Windows Server 2008 R2 SP1 includes cumulative security and reliability improvements in .NET Framework 4.8. We recommend that you apply this update as part of your regular maintenance routines. Verify that you have installed the required updates listed in the How to get this update section before installing this update.

The April 9, 2024 update for Windows Server 2012 R2 includes cumulative security and reliability improvements in .NET Framework 4.8. We recommend that you apply this update as part of your regular maintenance routines.

The April 9, 2024 update for Windows Server 2012 R2 includes cumulative security and reliability improvements in .NET Framework 3.5. We recommend that you apply this update as part of your regular maintenance routines.

Select Start > Control Panel > Programs. Select Turn Windows features on or off and uncheck Media Features and click OK. Restart your computer. Revisit the same window and recheck Media Features and click OK. Restart your computer again. If the above instructions fail to help, see the Windows Media Player support page.

This security update includes quality improvements. Key changes include: This build includes all the improvements in Windows 11, version 22H2.

This security update includes quality improvements that were a part of update KB5035941 (released March 26, 2024). When you install this KB: This update makes miscellaneous security improvements to internal OS functionality. No additional issues were documented for this release.

A codec compresses or decompresses media files such as songs or videos. Windows Media Player and other apps use codecs to play and create media files. A codec can consist of two parts: an encoder that compresses the media file (encoding) and a decoder that decompresses the file (decoding). Some codecs include both parts, and other codecs only ...

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates. Known issues in this update

Microsoft introduced this file format in Windows Media Player 9 Series. The .wpl format can create dynamic playlists, whereas .asx and .m3u formats cannot. In Windows Media Player 9 Series, the auto playlist feature uses the .wpl format. The .wpl format is the default file format used for playlists that you save in Windows Media Player 9 Series.