Microsoft Security Update Summary (October 8, 2019)

Windows Update[German]On October 8, 2019, Microsoft released security updates for Windows clients and servers, Office, etc. Here is a compact overview of these updates.


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A list of the updates can be found on this Microsoft page. Details about the update packages for Windows, Office etc. can be found in separate blog posts.

Servicing Stack Updates

Microsoft now publishes an overview of all current Servicing Stack Updates (SSUs). The list of SSUs can be found at ADV990001. In October 2019 SSUs were updated – e.g. changes to the Secure Boot Revocation List were made for some Windows 10 updates. Here is the compact list:

Servicing Stack Updates Oct. 2019
(Source: Microsoft/Askwoody)

Notes on updates

All Windows 10 updates are cumulative. The monthly Patchday update includes all security fixes for Windows 10 and all non-security fixes up to Patchday. In addition to the security patches for the vulnerabilities, the updates include defense-in-depth updates to improve security.

Updates can also be downloaded from the Microsoft Update Catalog. Updates for Windows RT 8.1 and Microsoft Office RT are only available through Windows Update. Information about the support period for Windows 10 can be found in the Windows Lifecycle Facts Sheet.


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Internet Explorer 11 will be available on Windows Serverv 2012 from May 2019. This configuration is available only through the Cumulative Update for IE.

For Windows 7 SP1 and Windows Server 2008/R2 an updated SHA-2 Code-Signing Update KB4474419 was released on October 8, 2019 (see this comment at askwoody.com).

The October 2019 security updates cover 59 CVE vulnerabilities, of which 9 are classified as “critical”, 49 as “important” and one as “moderate”. A list can be found on the Google Zero Day Initiative blog – Talos has also published a summary here. And Martin Brinkmann has published a compact list of updates here (I will describe details within separate blog posts).

Critical Security Updates

Internet Explorer 11
ChakraCore
Microsoft Edge (EdgeHTML-based)
Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1703 for 32-bit Systems
Windows 10 Version 1703 for x64-based Systems
Windows 10 Version 1709 for 32-bit Systems
Windows 10 Version 1709 for ARM64-based Systems
Windows 10 Version 1709 for x64-based Systems
Windows 10 Version 1803 for 32-bit Systems
Windows 10 Version 1803 for ARM64-based Systems
Windows 10 Version 1803 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1903 for 32-bit Systems
Windows 10 Version 1903 for ARM64-based Systems
Windows 10 Version 1903 for x64-based Systems
Windows 7 for 32-bit Systems Service Pack 1
Windows 7 for x64-based Systems Service Pack 1
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for Itanium-Based Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows Server 2016  (Server Core installation)
Windows Server 2019
Windows Server 2019  (Server Core installation)
Windows Server, version 1803  (Server Core Installation)
Windows Server, version 1903 (Server Core installation)
Azure App Service on Azure Stack
Open Enclave SDK

Important Security Updates

Excel Services
Microsoft Excel 2010 Service Pack 2 (32-bit editions)
Microsoft Excel 2010 Service Pack 2 (64-bit editions)
Microsoft Excel 2013 RT Service Pack 1
Microsoft Excel 2013 Service Pack 1 (32-bit editions)
Microsoft Excel 2013 Service Pack 1 (64-bit editions)
Microsoft Excel 2016 (32-bit edition)
Microsoft Excel 2016 (64-bit edition)
Microsoft Office 2010 Service Pack 2 (32-bit editions)
Microsoft Office 2010 Service Pack 2 (64-bit editions)
Microsoft Office 2013 RT Service Pack 1
Microsoft Office 2013 Service Pack 1 (32-bit editions)
Microsoft Office 2013 Service Pack 1 (64-bit editions)
Microsoft Office 2016 (32-bit edition)
Microsoft Office 2016 (64-bit edition)
Microsoft Office 2016 for Mac
Microsoft Office 2019 for 32-bit editions
Microsoft Office 2019 for 64-bit editions
Microsoft Office 2019 for Mac
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Foundation 2010 Service Pack 2
Microsoft SharePoint Foundation 2013 Service Pack 1
Microsoft SharePoint Server 2019
Office 365 ProPlus for 32-bit Systems
Office 365 ProPlus for 64-bit Systems
Office Online Server
SQL Server Management Studio 18.3
SQL Server Management Studio 18.3.1
Microsoft Dynamics 365 (on-premises) version 9.0
Windows 10 Mobile
Windows Update Assistant

Moderate Security Updates

Internet Explorer 9
Internet Explorer 10

Similar articles:
Microsoft Office Patchday (1. Oktober 2019)
Microsoft Security Update Summary (October 8, 2019)
Patchday: Updates for Windows 7/8.1/Server (Oct. 8, 2019)
Patchday Windows 10-Updates (October 8, 2019)
Patchday Microsoft Office Updates (October 8, 2019)


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