Security Advisory

CVE-2020-27674

5.3
MEDIUM

Vulnerability Description

An issue was discovered in Xen through 4.14.x allowing x86 PV guest OS users to gain guest OS privileges by modifying kernel memory contents, because invalidation of TLB entries is mishandled during use of an INVLPG-like attack technique.
Published Date October 22, 2020
Official Source NIST NVD Advisory