CVE-2018-7540

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CVSS 3.0

6.5 medium

EPSS

<1%p36

Published

Feb 27, 2018 (Feb 27, 2018)

Modified

Jun 17, 2026

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.

Vendors: xen debian
Products: xen, debian linux
Weakness: CWE-400
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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