On October 22, 2024, Microsoft launched the newest non-security replace for Windows 11 model 23H2 beneath KB5044380, sometimes called builds 22621.4391 and 22631.4391. The replace presented a number of helpful enhancements and adjustments, together with battery drain fixes, Copilot key remapping, new settings for notifications, and extra. Unfortunately, the replace additionally wrecks some issues.

Microsoft has up to date the reliable KB5044380 article and said that the replace is breaking OpenSSH (Open Secure Shell), combating SSH connections:

Following the set up of the October 2024 safety replace, some shoppers file that the OpenSSH (Open Secure Shell) carrier fails to start out, combating SSH connections. The carrier fails with out a detailed logging, and handbook intervention is needed to run the sshd.exe procedure.

According to Microsoft, the trojan horse impacts all customers with KB5044380, together with endeavor, IoT, schooling, and residential shoppers. However, Microsoft additionally added that the collection of impacted units is “limited.”

Another just right factor is that there’s a workaround, which you’ll practice to quickly get to the bottom of the issue. The corporate says that updating permissions at the affected directories will have to repair the issue. You can accomplish that through executing the next command in increased EnergyShell:

$listingPath = "C:ProgramDatassh" $acl = Get-Acl -Path $listingPath $sddlString = "O:BAD:PAI(A;OICI;FA;;;SY)(A;OICI;FA;;;BA)(A;OICI;0x1200a9;;;AU)" $securityDescriptor = New-Object System.Security.AccessControl.UncookedSecurityDescriptor $sddlString $acl.SetSecurityDescriptorSddlForm($securityDescriptor.GetSddlForm("All")) Set-Acl -Path $listingPath -AclObject $acl

Microsoft additionally recommends doing the similar for C:ProgramDatasshlogs.

As of at this time, Microsoft is investigating the problem, and a solution can be to be had in a long term Windows Update.

Although the trojan horse does now not have an effect on Windows 11 model 24H2, it has its personal proportion of issues of the newest non-security replace. Microsoft just lately showed that Task Manager in KB5044384 isn’t exhibiting the right kind collection of working packages and processes. Microsoft additionally paused the rollout of the brand new controller keyboard because of unknown problems and insects (it’s now to be had in Canary builds).