CVE-2018-7542

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

An issue was discovered in Xen 4.8.x through 4.10.x allowing x86 PVH guest OS users to cause a denial of service (NULL pointer dereference and hypervisor crash) by leveraging the mishandling of configurations that lack a Local APIC.

Metrics

CVSS 3.0 6.5/10CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.securitytracker.com/id/1040776
https://security.gentoo.org/glsa/201810-06
https://www.debian.org/security/2018/dsa-4131Third Party Advisory
https://xenbits.xen.org/xsa/advisory-256.htmlVendor Advisory
http://www.securitytracker.com/id/1040776
https://security.gentoo.org/glsa/201810-06
https://www.debian.org/security/2018/dsa-4131Third Party Advisory
https://xenbits.xen.org/xsa/advisory-256.htmlVendor Advisory

Timeline

Published: Feb 27, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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