CVE-2026-79602

Published: Sep 8, 2026Modified: Sep 10, 2026

8.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability: 2.0 / Impact: 6.0

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG() in Xen.

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (3)

https://xenbits.xenproject.org/xsa/advisory-510.html

Source: security@xen.org

http://www.openwall.com/lists/oss-security/2026/09/08/7

Source: af854a3a-2127-422b-91ae-364da2661108

http://xenbits.xen.org/xsa/advisory-510.html

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.