![]() We understand that Intel is continuing to investigate the potential impact of the current microcode version and encourage customers to review their guidance on an ongoing basis to inform their decisions. On January 22nd Intel recommended that customers stop deploying the current microcode version on impacted processors while they perform additional testing on the updated solution. Intel has reported issues with recently released microcode meant to address Spectre variant 2 (CVE 2017-5715 Branch Target Injection) – specifically Intel noted that this microcode can cause “ higher than expected reboots and other unpredictable system behavior” and then noted that situations like this may result in “ data loss or corruption.” Our own experience is that system instability can in some circumstances cause data loss or corruption. Update to Disable Mitigation against Spectre, Variant 2 You can now check what changed using diff on the different commits: □ ![]() I’ve saved all the versions from the PowerShell Gallery and pushed them into a github repo.Īs of version 1.0.2, the module hosted on the PSGallery is digitally signed. The MSRC hasn’t indicated a ProjectURI in the metadata of the module □ How do I follow the changes in the SpeculationControl module?.Using PowerShell to Check Remote Windows Systems for CVE-2017-5754 (Meltdown) and CVE-2017-5715 (Spectre) Robbins shows a nice way to achieve this on his blog: How do I use the module against remote computers?Ī fellow MVP Mike F. ![]() Import-Module ~\Downloads\SpeculationControl\1.0.1\SpeculationControl.psd1 -Verbose Import the module (version 1.0.1 in my case) Set-ExecutionPolicy -Scope Process -ExecutionPolicy Bypass Change the execution policy for the current console Save-Module -Name SpeculationControl -Repository PsGallery -Verbose -Path ~/Downloads Import-PackageProvider -Name Nuget -Verbose Destination "C:\Program Files\PackageManagement\ProviderAssemblies\nuget\2.8.5.207" Mkdir "C:\Program Files\PackageManagement\ProviderAssemblies\nuget\2.8.5.207"Ĭopy ~/downloads/ ` (Get-FileHash ~/downloads/ -Algorithm SHA512 | Select -Expand Hash).ToLower() -eq Check the integrity of the downloaded file Here’s what I did on my Windows 10 (1709) where the Nuget provider wasn’t present: Why? Because it depends on the version of PowerShell you run, if you run the console with elevated admin privileges, whether the Nuget provider has already been bootstraped or not… (see more on my Inside the Nuget bootstraping process post) ![]() It may not be that easy and straightforward as you may think, when you’re supposed to start by installing the module with the following command The MSRC also released a zip version of it that you’ll find on The PowerShell gallery hosts the module:
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