CVEvulnerability

CVE-2017-10916

7.5 HIGH Published 2017-07-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-07-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-200

Description

The vCPU context-switch implementation in Xen through 4.8.x improperly interacts with the Memory Protection Extensions (MPX) and Protection Key (PKU) features, which makes it easier for guest OS users to defeat ASLR and other protection mechanisms, aka XSA-220.

Affected configurations

• xen xen 4.5.0 • xen xen 4.5.1 • xen xen 4.5.2 • xen xen 4.5.3 • xen xen 4.5.5 • xen xen 4.6.0 • xen xen 4.6.1 • xen xen 4.6.2 • xen xen 4.6.4 • xen xen 4.6.5 • xen xen 4.7.1 • xen xen 4.8.0 • xen xen 4.8.1

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References