VULNERABILITY INTELLIGENCE

CVE-2018-12904

CVSS score4.9 MEDIUM
EPSS probability1.18%
CISA KEVNot currently listed
Published2018-06-27
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Description

In arch/x86/kvm/vmx.c in the Linux kernel before 4.17.2, when nested virtualization is used, local attackers could cause L1 KVM guests to VMEXIT, potentially allowing privilege escalations and denial of service attacks due to lack of checking of CPL.

Primary references