vulnerability

Red Hat OpenShift: CVE-2020-2732: Kernel: kvm: nVMX: L2 guest may trick the L0 hypervisor to access sensitive L1 resources

Severity
2
CVSS
(AV:A/AC:M/Au:S/C:P/I:N/A:N)
Published
Apr 8, 2020
Added
Dec 29, 2020
Modified
Apr 11, 2025

Description

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.

Solution

linuxrpm-upgrade-redhat-coreos
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.