CVE-2017-10914: Xen

High severity, CVSS 8.1. EPSS: 1.6% chance of exploitation in the next 30 days.

The grant-table feature in Xen through 4.8.x has a race condition leading to a double free, which allows guest OS users to cause a denial of service (memory consumption), or possibly obtain sensitive information or gain privileges, aka XSA-218 bug 2.

Affected products

• Xen Xen: up to and including 4.8.1

Published 2017-07-05. Last modified 2026-06-17.