Upstream information

CVE-2015-8952 at MITRE

Description

The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause a denial of service (soft lockup) via filesystem operations in environments that use many attributes, as demonstrated by Ceph and Samba.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 2.1 4.6
Vector AV:L/AC:L/Au:N/C:N/I:N/A:P AV:L/AC:L/Au:S/C:N/I:N/A:C
Access Vector Local Local
Access Complexity Low Low
Authentication None Single
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Partial Complete
CVSS v3 Scores
  SUSE
Base Score 3.3
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact Low
CVSSv3 Version 3.1
SUSE Bugzilla entry: 995759 [RESOLVED / WONTFIX]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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.

Product(s) Source package State
HPE Helion OpenStack 8 kernel-default Ignore
HPE Helion OpenStack 8 kernel-source Ignore
SLES for SAP Applications kernel-default Ignore
SLES for SAP Applications kernel-source Ignore
SUSE Enterprise Storage 5 kernel-default Ignore
SUSE Enterprise Storage 5 kernel-source Ignore
SUSE Linux Enterprise Desktop 12 SP1 kernel-default Ignore
SUSE Linux Enterprise Desktop 12 SP1 kernel-source Ignore
SUSE Linux Enterprise Desktop 12 SP3 kernel-default Ignore
SUSE Linux Enterprise Desktop 12 SP3 kernel-source Ignore
SUSE Linux Enterprise Desktop 12 SP4 kernel-default Not affected
SUSE Linux Enterprise Desktop 12 SP4 kernel-source Not affected
SUSE Linux Enterprise High Performance Computing 12 SP4 kernel-default Not affected
SUSE Linux Enterprise High Performance Computing 12 SP4 kernel-source Not affected
SUSE Linux Enterprise High Performance Computing 12 SP5 kernel-default Not affected
SUSE Linux Enterprise High Performance Computing 12 SP5 kernel-source Not affected
SUSE Linux Enterprise High Performance Computing 15 LTSS kernel-default Not affected
SUSE Linux Enterprise High Performance Computing 15 LTSS kernel-source Not affected
SUSE Linux Enterprise Module for Basesystem 15 kernel-default Not affected
SUSE Linux Enterprise Module for Basesystem 15 kernel-source Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 kernel-default Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 kernel-source Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-default Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-source Not affected
SUSE Linux Enterprise Module for Development Tools 15 kernel-default Not affected
SUSE Linux Enterprise Module for Development Tools 15 kernel-source Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP1 kernel-default Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP1 kernel-source Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-default Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-source Not affected
SUSE Linux Enterprise Point of Service 11 SP3 kernel-default Ignore
SUSE Linux Enterprise Point of Service 11 SP3 kernel-source Ignore
SUSE Linux Enterprise Point of Service Image Server 12 kernel-default Ignore
SUSE Linux Enterprise Point of Service Image Server 12 kernel-source Ignore
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 11 SP4 kernel-default Ignore
SUSE Linux Enterprise Server 11 SP4 kernel-source Ignore
SUSE Linux Enterprise Server 11 SP4 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 11 SP4 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 12 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 12 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 12 SP1 kernel-default Ignore
SUSE Linux Enterprise Server 12 SP1 kernel-source Ignore
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 12 SP2 BCL kernel-default Ignore
SUSE Linux Enterprise Server 12 SP2 BCL kernel-source Ignore
SUSE Linux Enterprise Server 12 SP2 ESPOS kernel-default Ignore
SUSE Linux Enterprise Server 12 SP2 ESPOS kernel-source Ignore
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 12 SP3 kernel-default Ignore
SUSE Linux Enterprise Server 12 SP3 kernel-source Ignore
SUSE Linux Enterprise Server 12 SP3 BCL kernel-default Ignore
SUSE Linux Enterprise Server 12 SP3 BCL kernel-source Ignore
SUSE Linux Enterprise Server 12 SP3 ESPOS kernel-default Ignore
SUSE Linux Enterprise Server 12 SP3 ESPOS kernel-source Ignore
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 12 SP4 kernel-default Not affected
SUSE Linux Enterprise Server 12 SP4 kernel-source Not affected
SUSE Linux Enterprise Server 12 SP4 ESPOS kernel-default Not affected
SUSE Linux Enterprise Server 12 SP4 ESPOS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP4 LTSS kernel-default Not affected
SUSE Linux Enterprise Server 12 SP4 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP5 kernel-default Not affected
SUSE Linux Enterprise Server 12 SP5 kernel-source Not affected
SUSE Linux Enterprise Server 15 LTSS kernel-default Not affected
SUSE Linux Enterprise Server 15 LTSS kernel-source Not affected
SUSE Linux Enterprise Server ESPOS 15 kernel-default Not affected
SUSE Linux Enterprise Server ESPOS 15 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 kernel-default Ignore
SUSE Linux Enterprise Server for SAP Applications 12 kernel-source Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-default Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-default Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-source Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-default Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-default Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 15 kernel-default Not affected
SUSE Linux Enterprise Server for SAP Applications 15 kernel-source Not affected
SUSE OpenStack Cloud 7 kernel-default Ignore
SUSE OpenStack Cloud 7 kernel-source Ignore
SUSE OpenStack Cloud 8 kernel-default Ignore
SUSE OpenStack Cloud 8 kernel-source Ignore
SUSE OpenStack Cloud 9 kernel-default Not affected
SUSE OpenStack Cloud 9 kernel-source Not affected
SUSE OpenStack Cloud Crowbar 8 kernel-default Ignore
SUSE OpenStack Cloud Crowbar 8 kernel-source Ignore
SUSE OpenStack Cloud Crowbar 9 kernel-default Not affected
SUSE OpenStack Cloud Crowbar 9 kernel-source Not affected