Upstream information

CVE-2018-5344 at MITRE

Description

In the Linux kernel through 4.14.13, drivers/block/loop.c mishandles lo_release serialization, which allows attackers to cause a denial of service (__lock_acquire use-after-free) or possibly have unspecified other impact.

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 4.6
Vector AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.8 5.5
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector Local Local
Access Complexity Low Low
Privileges Required Low Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High None
Integrity Impact High None
Availability Impact High High
CVSSv3 Version 3 3
SUSE Bugzilla entries: 1075825 [RESOLVED / FIXED], 1087082 [RESOLVED / FIXED]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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 Affected
HPE Helion OpenStack 8 kernel-source Affected
SLES for SAP Applications kernel-default Not affected
SLES for SAP Applications kernel-source Not affected
SUSE Enterprise Storage 5 kernel-default Unsupported
SUSE Enterprise Storage 5 kernel-source Unsupported
SUSE Linux Enterprise Desktop 12 SP2 kernel-default Affected
SUSE Linux Enterprise Desktop 12 SP2 kernel-source Affected
SUSE Linux Enterprise Desktop 12 SP3 kernel-default Released
SUSE Linux Enterprise Desktop 12 SP3 kernel-source Released
SUSE Linux Enterprise Desktop 12 SP4 kernel-default Released
SUSE Linux Enterprise Desktop 12 SP4 kernel-source Released
SUSE Linux Enterprise High Performance Computing 12 SP4 kernel-default Released
SUSE Linux Enterprise High Performance Computing 12 SP4 kernel-source Released
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 Unsupported
SUSE Linux Enterprise Module for Basesystem 15 SP1 kernel-source Unsupported
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 Unsupported
SUSE Linux Enterprise Module for Development Tools 15 SP1 kernel-source Unsupported
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 Module for Public Cloud 12 kernel-ec2 Released
SUSE Linux Enterprise Point of Service 11 SP3 kernel-default Not affected
SUSE Linux Enterprise Point of Service 11 SP3 kernel-source Not affected
SUSE Linux Enterprise Point of Service Image Server 12 kernel-default Unsupported
SUSE Linux Enterprise Point of Service Image Server 12 kernel-source Unsupported
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-default Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 11 SP4 kernel-default Not affected
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 LTSS kernel-default Released
SUSE Linux Enterprise Server 12 LTSS kernel-source Released
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-default Released
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-source Released
SUSE Linux Enterprise Server 12 SP2 kernel-default Already fixed
SUSE Linux Enterprise Server 12 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server 12 SP2 BCL kernel-default Released
SUSE Linux Enterprise Server 12 SP2 BCL kernel-source Released
SUSE Linux Enterprise Server 12 SP2 ESPOS kernel-default Unsupported
SUSE Linux Enterprise Server 12 SP2 ESPOS kernel-source Unsupported
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-default Released
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Released
SUSE Linux Enterprise Server 12 SP3 kernel-default Released
SUSE Linux Enterprise Server 12 SP3 kernel-source Released
SUSE Linux Enterprise Server 12 SP3 BCL kernel-default Released
SUSE Linux Enterprise Server 12 SP3 BCL kernel-source Released
SUSE Linux Enterprise Server 12 SP3 ESPOS kernel-default Released
SUSE Linux Enterprise Server 12 SP3 ESPOS kernel-source Released
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-default Released
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-source Released
SUSE Linux Enterprise Server 12 SP4 kernel-default Released
SUSE Linux Enterprise Server 12 SP4 kernel-source Released
SUSE Linux Enterprise Server 12 SP4 ESPOS kernel-default Released
SUSE Linux Enterprise Server 12 SP4 ESPOS kernel-source Released
SUSE Linux Enterprise Server 12 SP4 LTSS kernel-default Released
SUSE Linux Enterprise Server 12 SP4 LTSS kernel-source Released
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 Affected
SUSE Linux Enterprise Server for SAP Applications 12 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-default Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-source Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Released
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 Unsupported
SUSE OpenStack Cloud 7 kernel-source Unsupported
SUSE OpenStack Cloud 8 kernel-default Affected
SUSE OpenStack Cloud 8 kernel-source Affected
SUSE OpenStack Cloud 9 kernel-default Affected
SUSE OpenStack Cloud 9 kernel-source Affected
SUSE OpenStack Cloud Crowbar 8 kernel-default Affected
SUSE OpenStack Cloud Crowbar 8 kernel-source Affected
SUSE OpenStack Cloud Crowbar 9 kernel-default Affected
SUSE OpenStack Cloud Crowbar 9 kernel-source Affected