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msrcMicrosoft Security Response CenterMSRC:F5572A03C6413ACE744812334DFA7078
HistoryAug 13, 2018 - 7:00 a.m.

Analysis and mitigation of L1 Terminal Fault (L1TF)

2018-08-1307:00:00
Microsoft Security Response Center
link
23

EPSS

0.002

Percentile

64.5%

In January 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels (known as Spectre and Meltdown). In this blog post, we will provide a technical analysis of a new speculative execution side channel vulnerability known as L1 Terminal Fault (L1TF) which has been assigned CVE-2018-3615 (for SGX), CVE-2018-3620 (for operating systems and SMM), and CVE-2018-3646 (for virtualization).