Microsoft is aware of the recently discovered security vulnerability that impacts chips from several different manufacturers. Many devices and applications will be affected by this flaw, including any operating systems such as Windows that run on the affected chips. To take advantage of available protections, follow these steps to get the latest updates for both software and hardware:
Make sure your antivirus software is up to date. Check your software manufacturer's website for their latest info.
Keep your device up to date by turning on automatic updates.
Check that you’ve installed the latest Windows operating system security update from Microsoft. If automatic updates are turned on, the updates should be automatically delivered to you, but you should still confirm that they’re installed. For instructions, see Windows Update: FAQ.
Install any firmware updates from your device manufacturer. Firmware updates should be available on your device manufacturer's website.
Note: Customers who only install the latest security updates from Microsoft will not be fully protected against the vulnerabilities. You will also need to install applicable firmware updates from your device manufacturer. Antivirus software updates should be installed first. Operating system and firmware updates can be installed in either order.
We encourage you to keep your devices up to date and secure by installing Windows security updates monthly.
Frequently asked questions
Here are some answers about the recently discovered security vulnerability that impacts chips from several different manufacturers.
Affected chips include those manufactured by Intel and ARM, which means Windows and Windows Server operating system versions are potentially vulnerable. The security updates released on January 3, 2018 provide mitigations for devices running the following Windows x64-based operating systems:
o Windows 7 Service Pack 1
o Windows 8.1
o Windows 10 (initial version released July 2015, 1511, 1607, 1703, and 1709)
o Windows Server 2008 R2
o Windows Server 2012 R2
o Windows Server 2016
The security updates released on February 13, 2018 provide mitigations for devices running the following Windows x64-based operating systems:
o Windows 10 version 1709
o Windows 10 version 1703
o Windows 10 version 1607
o Windows 10 version 1511
o Windows 10 initial version released July 2015