|Patch Description||2018-02 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems - Meltdown and Spectre(KB4074594)|
|Bulletin Title||Security Update for Microsoft Windows Rollups and Security Only Updates (KB4074598)|
|Bulletin Summary||The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.|
|Superceding Bulletin Id||MS18-MAR2|
|Patch Release Date||Feb 13, 2018|
Affected Product Information
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