KB4078130 deaktiviert den Spectre 2 Patch

Security

Microsoft Update Catalog:

Für Windows 10,Windows 10 LTSB,Windows 7,Windows 8.1,Windows Embedded Standard 7,Windows Server 2008,Windows Server 2008 R2,Windows Server 2012 R2,Windows Server 2016

https://www.catalog.update.microsoft.com/Search.aspx?q=KB4078130

Was macht das Update?

Der Critical Patch setzt diese Registrierungseinträge, um die vorangegangenen Patche gegen Spectre 2 zu deaktivieren.

reg add “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management” /v FeatureSettingsOverride /t REG_DWORD /d 3 /f

reg add “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management” /v FeatureSettingsOverrideMask /t REG_DWORD /d 3 /f

Spectre 2 Patch deaktivieren

Wer den Patch wieder aktivieren möchte, der führt diese Befehle aus:

reg add “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management” /v FeatureSettingsOverride /t REG_DWORD /d 0 /f

reg add “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management” /v FeatureSettingsOverrideMask /t REG_DWORD /d 3 /f

Spectre 2 Patch aktivieren

Weitere Informationen auf den Seiten von Microsoft

https://support.microsoft.com/en-us/help/4073119/protect-against-speculative-execution-side-channel-vulnerabilities-in

Powershell – Spectre Schutz Check:

Install-Module SpeculationControl
$SaveExecutionPolicy = Get-ExecutionPolicy
Set-ExecutionPolicy RemoteSigned -Scope Currentuser
Import-Module SpeculationControl
Get-SpeculationControlSettings
Set-ExecutionPolicy $SaveExecutionPolicy -Scope Currentuser

Spectre Schutz Check

KB4078130 deaktiviert den Spectre 2-Patch