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.
https://www.debian.org/security/2018/dsa-4131
https://security.gentoo.org/glsa/201810-06
https://xenbits.xen.org/xsa/advisory-256.html
http://www.securitytracker.com/id/1040776
Source: Mitre, NVD
Published: 2018-02-27
Updated: 2024-11-21
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS: 0.00054