VULNERABILITY INTELLIGENCE

CVE-2018-7540

CVSS score6.5 MEDIUM
EPSS probability0.43%
CISA KEVNot currently listed
Published2018-02-27
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Description

An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (host OS CPU hang) via non-preemptable L3/L4 pagetable freeing.

Weakness classification

  • CWE-400: Uncontrolled Resource Consumption

Primary references