Intel knew about Downfall but chose to ignore it, plaintiffs allege
Updates are KB4558130 for Windows 10 version 2004 and Windows Server version 2004, and KB4497165 for Windows 10 version 1903 and 1909
Intel promises bigger investment in security following the Meltdown and Spectre security bugs
The feature was introduced in May 2018 for Chrome desktop users
Rare fault meant identifying and rectifying cause of problem took longer than usual
Attackers could steal information from open browser tabs by using CVE-2018-3639
New approach to security sparked by Spectre and Meltdown flaws
Patch too difficult to practically implement, warns Intel
Architectural adjustments will start with forthcoming Cascade Lake and its 8th-generation Intel Core processors
Microsoft offers big money for finding really big bugs