An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service (infinite loop and host OS hang) by leveraging the mishandling of Populate on Demand (PoD) errors.
https://support.citrix.com/article/CTX230138
http://www.securitytracker.com/id/1039878
http://www.securityfocus.com/bid/102129
http://www.securityfocus.com/bid/102008
https://xenbits.xen.org/xsa/advisory-246.html
https://security.gentoo.org/glsa/201801-14
https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
http://www.securityfocus.com/bid/105954
Source: Mitre, NVD
Published: 2017-11-28
Updated: 2025-04-20
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: 0.00051