Upstream information

CVE-2016-3961 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 2.1
Vector AV:L/AC:L/Au:N/C:N/I:N/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.5
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3
SUSE Bugzilla entry: 974041 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE kernel-source Not affected
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise Desktop 11 SP4 kernel-default Not affected
SUSE Linux Enterprise Desktop 11 SP4 kernel-source Not affected
SUSE Linux Enterprise Desktop 12 SP1 kernel-default Unsupported
SUSE Linux Enterprise Desktop 12 SP1 kernel-source Unsupported
SUSE Linux Enterprise Server 11 SP4 kernel-source Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS kernel-default Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP1 kernel-default Unsupported
SUSE Linux Enterprise Server 12 SP1 kernel-source Unsupported
SUSE Linux Enterprise Server 12 SP1-LTSS kernel-source Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP1 kernel-source Unsupported

SUSE Timeline for this CVE

CVE page created: Tue Apr 5 13:40:39 2016
CVE page last modified: Tue Jul 2 16:51:25 2024