Today is the monthly 'Windows Update' day

by Dennis Sylvester Hurd

This month too, there was a Windows Update that delivers monthly Windows security updates and bug fixes. Let's update as soon as possible.

October 2021 Security Update (Monthly) – Microsoft Security Response Center
https://msrc-blog.microsoft.com/2021/10/12/202110-security-updates/

We have released the security update for October 2021. We have also updated 2 existing advisories and 2 vulnerability information. By default, it is updated automatically. An overview is posted on the blog for corporate organizations that manage updates. Please refer to it and deploy the update as soon as possible. https://t.co/LOGdFjBmhd pic.twitter.com/YeY9pUtZg9

— Microsoft Security Team (@JSECTEAM) October 12, 2021

The October 2021 Windows Update is mostly security-centric. This is the first update for Windows 11 officially released on October 5th. This Windows 11 so far, 'of the' Intel Kill Er '' and Dell of SmartByte is a problem that is not compatible with the network optimization software, such as ''had been reported , but a patch to solve this problem It was distributed.

In addition to Windows 11, updates including Windows 10, Windows 8.1, and Windows 7 are as follows.

◆ Windows 11
Maximum severity:
emergency

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
Windows 11: 5006674

◆ Windows Server 2022
Maximum severity:
emergency

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
Windows Server 2022: 5006699

◆ Windows 10 v21H1, v20H2, v2004, v1909
Maximum severity:
emergency

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
Windows 10 v21H1, Windows 10 v20H2, Windows 10 v2004: 5006670 Windows 10 v1909: 5006667

◆ Windows Server 2019, Windows Server 2016, Server Core installations (2019, 2016, v20H2, v2004)
Maximum severity:
emergency

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
Windows Server, version 20H2 Windows Server, version 2004: 5006670 Windows Server 2019: 5006672 Windows Server 2016: 5006669

◆ Windows 8.1, Windows Server 2012 R2, Windows Server 2012
Maximum severity:
important

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
Windows 8.1 Windows Server 2012 R2 Monthly Rollup: 5006714 Windows 8.1 Windows Server 2012 R2 Security Only: 5006729 Windows Server 2012 Monthly Rollup: 5006739 Windows Server 2012 Security Only: 5006732

◆ Microsoft Office
Maximum severity:
emergency

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
4018332 , 4461476 , 5001960 , 5001982 , 5001985 , 5002004 , 5002027 , 5002030 , 5002036 5002043

◆ Microsoft SharePoint
Maximum severity:
emergency

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
4493202 , 5001924 , 5002006 , 5002028 , 5002029 , 5002042

◆ Microsoft Exchange Server
Maximum severity:
important

Most impact:
Code is executed remotely

Related Knowledge Base or Support Web Page:
5007011 , 5007012

◆ Microsoft .NET
Maximum severity:
important

Most impact:
information leak

Related Knowledge Base or Support Web Page:
For more information about security updates for .NET related software, see the Security Update Guide https://msrc.microsoft.com/update-guide

◆ Microsoft Visual Studio
Maximum severity:
important

Most impact:
information leak

Related Knowledge Base or Support Web Page:
For more information about security updates for Visual Studio related software, see the Security Update Guide: https://msrc.microsoft.com/update-guide

◆ Microsoft Dynamics 365
Maximum severity:
important

Most impact:
Spoofing

Related Knowledge Base or Support Web Page:
4618810 , 4618795

◆ Microsoft System Center
Maximum severity:
important

Most impact:
information leak

Related Knowledge Base or Support Web Page:
5006871

The Windows Update will be released on the second Tuesday of every month in US time, and the next update will be available on Wednesday, November 10, 2021 in Japan time.