Summary:
Intel Processor(CPU) microcode updates for Windows 10 addressing Spectre security vulnerabilities
Comments:
- Windows 10 Intel microcode updates are stand-alone updates available in the Microsoft Catalog
- Windows 10 versions will also receive the microcode update via Windows Update
- Microcode updates include previous released microcode updates
- Applicable to Windows 10 versions listed below in the Knowledge Base(KB) article section
- Each KB article provides the Intel supported CPU and listed in table form by Code Name, Product Collection, Product Name, CPUID, and Intel microcode update revision
Microsoft KB article:
- Windows 10 1803 April Update KB4346084
- Windows 10 1709 Fall Creators Update KB4346085
- Windows 10 1703 Creators Update KB4346086
- Windows 10 1607 Anniversary Update KB4346087
- Windows 10 1507 RTM KB4346088
Additional Information:
- Intel – Microcode Revision Guidance (PDF file)
- Summary of Intel Microcode Updates
- https://support.microsoft.com/en-us/help/4093836/summary-of-intel-microcode-updates
- Editor Note: Nov. 28, 2018 – The above summary article has updated revised information and latest KB article for applicable Windows 10 supported versions
- https://support.microsoft.com/en-us/help/4093836/summary-of-intel-microcode-updates
- Spectre Security Vulnerability (Wiki)
Revisions:
Sept 1 2018: Initial Draft Date
Sept 7 2018: Initial Publish Date
Nov 27 2018: Updated – added comment – Microcode deployment/availability via Windows Update
Nov 28, 2018: Updated – added information – Summary of Intel Microcode Updates; Editor Note
Windows Unplugged 