CVE-2020-27674

2020-10-23T19:04:57
ID RH:CVE-2020-27674
Type redhatcve
Reporter redhat.com
Modified 2020-11-11T18:09:57

Description

A flaw was found in the Xen hypercalls with INVLPG-like behavior used by x86 PV guests to invalidate TLB entries. This flaw allows a malicious unprivileged guest user to escalate their privileges to the kernel level within the guest.

Mitigation

There is no known mitigation for this flaw apart from applying the patch.