[German]On October 10 (second Tuesday of the month, patchday at Microsoft), several cumulative updates were released for the supported Windows 10 builds (from RTM version to current version) as well as for the Windows Server counterparts. Here are some details about the respective security updates for Windows 10.
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A list of updates can be found on this Microsoft website. I have pulled out the details below. Since March 2021, Microsoft has integrated the Servicing Stack Updates (SSUs) for newer Windows 10 builds into the cumulative update. March 2023 is the last time preview updates will be available for older Windows 10 builds.
Updates for Windows 10 Version 21H1-22H2
For the Windows 10 versions mentioned above, Microsoft provides only one update package, which is mentioned below.
Update KB5031356 for Windows 10 Version 21H1 – 22H2
Cumulative Update KB5031356 raises the OS build for all Windows 10 variants to 1904x.3570 – at 21H2, only the Enterprise variant gets the update. The update only contains security fixes, but no new operating system features. A list of fixes can be read in the article Windows 11 22H2: Preview Update KB5030310 (September 26, 2023), these fixes have been adopted yes. For the cumulative update, it simply states:
This update addresses security issues for your Windows operating system.
To protect against CVE-2023-44487, you should install the latest Windows update. Based on your use case, you can also set the limit of the RST_STREAMS per minute using the new registry keys in this update.
The advisory for CVE-2023-44487 is intended to close a DDoS vulnerability that was described here. Microsoft also notes that this update makes quality improvements to the servicing stack (is responsible for Microsoft updates). This update is automatically downloaded and installed by Windows Update, but is also available from the Microsoft Update Catalog and via WSUS and WUfB. Please note the installation instructions and known issues described in the support article.
Updates for Windows 10/Server 2019
The following updates are available for Windows 10 Enterprise 2019 LTSC and Windows Server 2019.
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Update KB5031361 for Windows 10 Enterprise 2019 LTSC /Windows Server 2019
Cumulative Update KB5031361 (will be shelved under Windows 10 v1809, but refers to the 2019 versions and) raises the OS build (according to MS) to 17763.49471 and includes quality improvements but no new OS features. This update is only available for Windows 10 2019 Enterprise LTSC and IoT Enterprise LTSC (the remaining variants are out of the security update supply on May 11, 2021) and Windows Server 2019. Microsoft lists the fixes under KB5031361.
The update is automatically downloaded and installed by Windows Update, but is also available from the Microsoft Update Catalog, via WSUS and WUfB. Microsoft has also updated the Service Stack Update (SSU). Note the installation sequence described in the support article and also the notes on additional requirements. Microsoft states known issues for the update in the support article.
Updates for Windows 10 Version 1507 bis 1607
Updates for the Enterprise LTSC versions are available for Windows 10 RTM up to version 1607. These updates are automatically downloaded and installed by Windows Update, but are available for download from the Microsoft Update Catalog (search by KB number). Before manual installation, the latest Servicing Stack Update (SSU) must be installed. Details can be found in the respective KB article.
- Windows 10 Version 1607: Update KB5031362 is only available for Enterprise LTSC and Windows Server 2016. The update upgrades the OS build to 14393.6351 and addresses security and other issues.
- Windows 10 Version 1507: Update KB5031377 is available for the RTM version (LTSC). The update raises the OS build to 10240.20232 and fixes vulnerabilities and bugs.
There was no update for the remaining Windows 10 versions, as these versions are no longer supported. Details about the above updates can be found in the respective Microsoft KB articles.
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Microsoft Security Update Summary (October 10, 2023)
Patchday: Windows 10 Updates (October 10, 2023)
Patchday: Windows 11/Server 2022 Updates (October 10, 2023)
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Windows 10 22H2 Preview Update KB5030300 (September 26, 2023)
Windows 11 22H2: Preview Update KB5030310 (September 26, 2023)
Windows 11 21H2: Preview-Update KB5030301 (September 26, 2023)
