CVEvulnerability

CVE-2016-3961

5.5 MEDIUM Published 2016-04-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2016-04-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-20

Description

Xen and the Linux kernel through 4.5.x do not properly suppress hugetlbfs support in x86 PV guests, which allows local PV guest OS users to cause a denial of service (guest OS crash) by attempting to access a hugetlbfs mapped area.

Affected configurations

• canonical ubuntu linux 14.04 • canonical ubuntu linux 15.10 • canonical ubuntu linux 16.04 • xen xen (<= 4.5.3)

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References