Upstream information

CVE-2017-18221 at MITRE

Description

The __munlock_pagevec function in mm/mlock.c in the Linux kernel before 4.11.4 allows local users to cause a denial of service (NR_MLOCK accounting corruption) via crafted use of mlockall and munlockall system calls.

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 4.9
Vector AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
CVSS v3 Scores
  SUSE
Base Score 6.2
Vector AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Local
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
SUSE Bugzilla entry: 1084323 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Public Cloud 12
  • kernel-ec2 >= 3.12.74-60.64.85.1
  • kernel-ec2-devel >= 3.12.74-60.64.85.1
  • kernel-ec2-extra >= 3.12.74-60.64.85.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-12-2018-558
SUSE-SLE-Module-Public-Cloud-12-2018-568
SUSE Linux Enterprise Server 12 SP1-LTSS
  • kernel-default >= 3.12.74-60.64.85.1
  • kernel-default-base >= 3.12.74-60.64.85.1
  • kernel-default-devel >= 3.12.74-60.64.85.1
  • kernel-default-man >= 3.12.74-60.64.85.1
  • kernel-devel >= 3.12.74-60.64.85.1
  • kernel-macros >= 3.12.74-60.64.85.1
  • kernel-source >= 3.12.74-60.64.85.1
  • kernel-syms >= 3.12.74-60.64.85.1
  • kernel-xen >= 3.12.74-60.64.85.1
  • kernel-xen-base >= 3.12.74-60.64.85.1
  • kernel-xen-devel >= 3.12.74-60.64.85.1
  • kgraft-patch-3_12_74-60_64_85-default >= 1-2.3.1
  • kgraft-patch-3_12_74-60_64_85-xen >= 1-2.3.1
  • kgraft-patch-SLE12-SP1_Update_26 >= 1-2.3.1
Patchnames:
SUSE-SLE-SERVER-12-SP1-2018-568
SUSE Linux Enterprise Server 12-LTSS
  • kernel-default >= 3.12.61-52.125.1
  • kernel-default-base >= 3.12.61-52.125.1
  • kernel-default-devel >= 3.12.61-52.125.1
  • kernel-default-man >= 3.12.61-52.125.1
  • kernel-devel >= 3.12.61-52.125.1
  • kernel-macros >= 3.12.61-52.125.1
  • kernel-source >= 3.12.61-52.125.1
  • kernel-syms >= 3.12.61-52.125.1
  • kernel-xen >= 3.12.61-52.125.1
  • kernel-xen-base >= 3.12.61-52.125.1
  • kernel-xen-devel >= 3.12.61-52.125.1
  • kgraft-patch-3_12_61-52_125-default >= 1-1.3.1
  • kgraft-patch-3_12_61-52_125-xen >= 1-1.3.1
  • kgraft-patch-SLE12_Update_33 >= 1-1.3.1
Patchnames:
SUSE-SLE-SERVER-12-2018-558
SUSE Linux Enterprise Server for SAP Applications 12 SP1
  • kernel-default >= 3.12.74-60.64.85.1
  • kernel-default-base >= 3.12.74-60.64.85.1
  • kernel-default-devel >= 3.12.74-60.64.85.1
  • kernel-devel >= 3.12.74-60.64.85.1
  • kernel-macros >= 3.12.74-60.64.85.1
  • kernel-source >= 3.12.74-60.64.85.1
  • kernel-syms >= 3.12.74-60.64.85.1
  • kernel-xen >= 3.12.74-60.64.85.1
  • kernel-xen-base >= 3.12.74-60.64.85.1
  • kernel-xen-devel >= 3.12.74-60.64.85.1
  • kgraft-patch-3_12_74-60_64_85-default >= 1-2.3.1
  • kgraft-patch-3_12_74-60_64_85-xen >= 1-2.3.1
  • kgraft-patch-SLE12-SP1_Update_26 >= 1-2.3.1
Patchnames:
SUSE-SLE-SAP-12-SP1-2018-568
SUSE Linux Enterprise Server for SAP Applications 12 SP1-LTSS
  • kernel-default >= 3.12.74-60.64.85.1
  • kernel-default-base >= 3.12.74-60.64.85.1
  • kernel-default-devel >= 3.12.74-60.64.85.1
  • kernel-default-man >= 3.12.74-60.64.85.1
  • kernel-devel >= 3.12.74-60.64.85.1
  • kernel-macros >= 3.12.74-60.64.85.1
  • kernel-source >= 3.12.74-60.64.85.1
  • kernel-syms >= 3.12.74-60.64.85.1
  • kernel-xen >= 3.12.74-60.64.85.1
  • kernel-xen-base >= 3.12.74-60.64.85.1
  • kernel-xen-devel >= 3.12.74-60.64.85.1
  • kgraft-patch-3_12_74-60_64_85-default >= 1-2.3.1
  • kgraft-patch-3_12_74-60_64_85-xen >= 1-2.3.1
  • kgraft-patch-SLE12-SP1_Update_26 >= 1-2.3.1
Patchnames:
SUSE-SLE-SERVER-12-SP1-2018-568
SUSE Linux Enterprise Server for SAP Applications 12-LTSS
  • kernel-default >= 3.12.61-52.125.1
  • kernel-default-base >= 3.12.61-52.125.1
  • kernel-default-devel >= 3.12.61-52.125.1
  • kernel-default-man >= 3.12.61-52.125.1
  • kernel-devel >= 3.12.61-52.125.1
  • kernel-macros >= 3.12.61-52.125.1
  • kernel-source >= 3.12.61-52.125.1
  • kernel-syms >= 3.12.61-52.125.1
  • kernel-xen >= 3.12.61-52.125.1
  • kernel-xen-base >= 3.12.61-52.125.1
  • kernel-xen-devel >= 3.12.61-52.125.1
  • kgraft-patch-3_12_61-52_125-default >= 1-1.3.1
  • kgraft-patch-3_12_61-52_125-xen >= 1-1.3.1
  • kgraft-patch-SLE12_Update_33 >= 1-1.3.1
Patchnames:
SUSE-SLE-SERVER-12-2018-558
SUSE OpenStack Cloud 6
  • kernel-default >= 3.12.74-60.64.85.1
  • kernel-default-base >= 3.12.74-60.64.85.1
  • kernel-default-devel >= 3.12.74-60.64.85.1
  • kernel-devel >= 3.12.74-60.64.85.1
  • kernel-macros >= 3.12.74-60.64.85.1
  • kernel-source >= 3.12.74-60.64.85.1
  • kernel-syms >= 3.12.74-60.64.85.1
  • kernel-xen >= 3.12.74-60.64.85.1
  • kernel-xen-base >= 3.12.74-60.64.85.1
  • kernel-xen-devel >= 3.12.74-60.64.85.1
  • kgraft-patch-3_12_74-60_64_85-default >= 1-2.3.1
  • kgraft-patch-3_12_74-60_64_85-xen >= 1-2.3.1
  • kgraft-patch-SLE12-SP1_Update_26 >= 1-2.3.1
Patchnames:
SUSE-OpenStack-Cloud-6-2018-568


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
SUSE Linux Enterprise Desktop 12 SP2 kernel-source Already fixed
SUSE Linux Enterprise Desktop 12 SP3 kernel-source Analysis
SUSE Linux Enterprise Desktop 12 SP4 kernel-source Analysis
SUSE Linux Enterprise High Performance Computing 12 kernel-source Analysis
SUSE Linux Enterprise Module for Basesystem 15 GA kernel-source Analysis
SUSE Linux Enterprise Module for Development Tools 15 GA kernel-source Analysis
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Analysis
SUSE Linux Enterprise Server 11 SP4 kernel-source Analysis
SUSE Linux Enterprise Server 12 GA LTSS kernel-source Released
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-source Released
SUSE Linux Enterprise Server 12 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Analysis
SUSE Linux Enterprise Server 12 SP3 kernel-source Analysis
SUSE Linux Enterprise Server 12 SP4 kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 11 SP3 kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 GA kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Analysis