Upstream information

CVE-2020-24490 at MITRE

Description

Improper buffer restrictions in BlueZ may allow an unauthenticated user to potentially enable denial of service via adjacent access. This affects all Linux kernel versions that support BlueZ.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 3.3
Vector AV:A/AC:L/Au:N/C:N/I:N/A:P
Access Vector Adjacent Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 6.5 8.8
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Adjacent Network Adjacent Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None High
Integrity Impact None High
Availability Impact High High
CVSSv3 Version 3.1 3.1

Note from the SUSE Security Team

This was already fixed in the September 2020 kernel updates. SUSE Linux Enterprise Server 15 SP2 kernel update notice. Older versions than SUSE Linux Enterprise 15 SP2 are not affected.

SUSE Bugzilla entries: 1177726 [RESOLVED / FIXED], 1177727 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Image SLES15-SP2-CHOST-BYOS-Aliyun
Image SLES15-SP2-CHOST-BYOS-Azure
Image SLES15-SP2-CHOST-BYOS-EC2
Image SLES15-SP2-CHOST-BYOS-GCE
  • kernel-default >= 5.3.18-24.29.2
SUSE Linux Enterprise High Availability 15 SP2
  • cluster-md-kmp-default >= 5.3.18-24.29.2
  • dlm-kmp-default >= 5.3.18-24.29.2
  • gfs2-kmp-default >= 5.3.18-24.29.2
  • ocfs2-kmp-default >= 5.3.18-24.29.2
Patchnames:
SUSE-SLE-Product-HA-15-SP2-2020-2980
SUSE Linux Enterprise Module for Basesystem 15 SP2
  • kernel-default >= 5.3.18-24.29.2
  • kernel-default-base >= 5.3.18-24.29.2.9.9.3
  • kernel-default-devel >= 5.3.18-24.29.2
  • kernel-devel >= 5.3.18-24.29.2
  • kernel-macros >= 5.3.18-24.29.2
  • kernel-preempt >= 5.3.18-24.29.2
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP2-2020-2980
SUSE Linux Enterprise Module for Development Tools 15 SP2
  • kernel-docs >= 5.3.18-24.29.2
  • kernel-obs-build >= 5.3.18-24.29.2
  • kernel-preempt-devel >= 5.3.18-24.29.2
  • kernel-source >= 5.3.18-24.29.2
  • kernel-syms >= 5.3.18-24.29.2
Patchnames:
SUSE-SLE-Module-Development-Tools-15-SP2-2020-2980
SUSE Linux Enterprise Module for Legacy 15 SP2
  • reiserfs-kmp-default >= 5.3.18-24.29.2
Patchnames:
SUSE-SLE-Module-Legacy-15-SP2-2020-2980
SUSE Linux Enterprise Module for Live Patching 15 SP2
  • kernel-default-livepatch >= 5.3.18-24.29.2
  • kernel-default-livepatch-devel >= 5.3.18-24.29.2
  • kernel-livepatch-5_3_18-22-default >= 4-11.2
  • kernel-livepatch-5_3_18-24_29-default >= 1-5.3.3
  • kernel-livepatch-5_3_18-24_9-default >= 4-2.1
Patchnames:
SUSE-SLE-Module-Live-Patching-15-SP2-2020-2980
SUSE-SLE-Module-Live-Patching-15-SP2-2020-3389
SUSE-SLE-Module-Live-Patching-15-SP2-2020-3390
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP2
  • cluster-md-kmp-azure >= 5.3.18-18.24.1
  • cluster-md-kmp-preempt >= 5.3.18-24.29.2
  • dlm-kmp-azure >= 5.3.18-18.24.1
  • dlm-kmp-preempt >= 5.3.18-24.29.2
  • gfs2-kmp-azure >= 5.3.18-18.24.1
  • gfs2-kmp-preempt >= 5.3.18-24.29.2
  • kernel-azure-extra >= 5.3.18-18.24.1
  • kernel-azure-livepatch-devel >= 5.3.18-18.24.1
  • kernel-debug >= 5.3.18-24.29.2
  • kernel-debug-devel >= 5.3.18-24.29.2
  • kernel-debug-livepatch-devel >= 5.3.18-24.29.2
  • kernel-default-base-rebuild >= 5.3.18-24.29.2.9.9.3
  • kernel-default-livepatch >= 5.3.18-24.29.2
  • kernel-docs-html >= 5.3.18-24.29.2
  • kernel-kvmsmall >= 5.3.18-24.29.2
  • kernel-kvmsmall-devel >= 5.3.18-24.29.2
  • kernel-kvmsmall-livepatch-devel >= 5.3.18-24.29.2
  • kernel-livepatch-5_3_18-22-preempt >= 4-11.2
  • kernel-obs-qa >= 5.3.18-24.29.2
  • kernel-preempt-extra >= 5.3.18-24.29.2
  • kernel-preempt-livepatch-devel >= 5.3.18-24.29.2
  • kernel-source-vanilla >= 5.3.18-24.29.2
  • kselftests-kmp-azure >= 5.3.18-18.24.1
  • kselftests-kmp-default >= 5.3.18-24.29.2
  • kselftests-kmp-preempt >= 5.3.18-24.29.2
  • ocfs2-kmp-azure >= 5.3.18-18.24.1
  • ocfs2-kmp-preempt >= 5.3.18-24.29.2
  • reiserfs-kmp-azure >= 5.3.18-18.24.1
  • reiserfs-kmp-preempt >= 5.3.18-24.29.2
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2020-2980
SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2020-3390
SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2020-3491
SUSE Linux Enterprise Module for Public Cloud 15 SP2
  • kernel-azure >= 5.3.18-18.24.1
  • kernel-azure-devel >= 5.3.18-18.24.1
  • kernel-devel-azure >= 5.3.18-18.24.1
  • kernel-source-azure >= 5.3.18-18.24.1
  • kernel-syms-azure >= 5.3.18-18.24.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-15-SP2-2020-3491
SUSE Linux Enterprise Module for Realtime packages 15 SP2
  • cluster-md-kmp-rt >= 5.3.18-16.1
  • dlm-kmp-rt >= 5.3.18-16.1
  • gfs2-kmp-rt >= 5.3.18-16.1
  • kernel-devel-rt >= 5.3.18-16.1
  • kernel-rt >= 5.3.18-16.1
  • kernel-rt-devel >= 5.3.18-16.1
  • kernel-rt_debug-devel >= 5.3.18-16.1
  • kernel-source-rt >= 5.3.18-16.1
  • kernel-syms-rt >= 5.3.18-16.1
  • ocfs2-kmp-rt >= 5.3.18-16.1
Patchnames:
SUSE-SLE-Module-RT-15-SP2-2020-3522
SUSE Linux Enterprise Workstation Extension 15 SP2
  • kernel-default-extra >= 5.3.18-24.29.2
Patchnames:
SUSE-SLE-Product-WE-15-SP2-2020-2980
openSUSE Leap 15.2
  • cluster-md-kmp-rt >= 5.3.18-lp152.3.5.1
  • cluster-md-kmp-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • cluster-md-kmp-rt_debug >= 5.3.18-lp152.3.5.1
  • cluster-md-kmp-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
  • dlm-kmp-rt >= 5.3.18-lp152.3.5.1
  • dlm-kmp-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • dlm-kmp-rt_debug >= 5.3.18-lp152.3.5.1
  • dlm-kmp-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
  • gfs2-kmp-rt >= 5.3.18-lp152.3.5.1
  • gfs2-kmp-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • gfs2-kmp-rt_debug >= 5.3.18-lp152.3.5.1
  • gfs2-kmp-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-debug >= 5.3.18-lp152.47.2
  • kernel-debug-debuginfo >= 5.3.18-lp152.47.2
  • kernel-debug-debugsource >= 5.3.18-lp152.47.2
  • kernel-debug-devel >= 5.3.18-lp152.47.2
  • kernel-debug-devel-debuginfo >= 5.3.18-lp152.47.2
  • kernel-default >= 5.3.18-lp152.47.2
  • kernel-default-base >= 5.3.18-lp152.50.1.lp152.8.10.1
  • kernel-default-base-rebuild >= 5.3.18-lp152.50.1.lp152.8.10.1
  • kernel-default-debuginfo >= 5.3.18-lp152.47.2
  • kernel-default-debugsource >= 5.3.18-lp152.47.2
  • kernel-default-devel >= 5.3.18-lp152.47.2
  • kernel-default-devel-debuginfo >= 5.3.18-lp152.47.2
  • kernel-devel >= 5.3.18-lp152.47.2
  • kernel-devel-rt >= 5.3.18-lp152.3.5.1
  • kernel-docs >= 5.3.18-lp152.47.1
  • kernel-docs-html >= 5.3.18-lp152.47.1
  • kernel-kvmsmall >= 5.3.18-lp152.47.2
  • kernel-kvmsmall-debuginfo >= 5.3.18-lp152.47.2
  • kernel-kvmsmall-debugsource >= 5.3.18-lp152.47.2
  • kernel-kvmsmall-devel >= 5.3.18-lp152.47.2
  • kernel-kvmsmall-devel-debuginfo >= 5.3.18-lp152.47.2
  • kernel-macros >= 5.3.18-lp152.47.2
  • kernel-obs-build >= 5.3.18-lp152.47.2
  • kernel-obs-build-debugsource >= 5.3.18-lp152.47.2
  • kernel-obs-qa >= 5.3.18-lp152.47.1
  • kernel-preempt >= 5.3.18-lp152.47.2
  • kernel-preempt-debuginfo >= 5.3.18-lp152.47.2
  • kernel-preempt-debugsource >= 5.3.18-lp152.47.2
  • kernel-preempt-devel >= 5.3.18-lp152.47.2
  • kernel-preempt-devel-debuginfo >= 5.3.18-lp152.47.2
  • kernel-rt >= 5.3.18-lp152.3.5.1
  • kernel-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-rt-debugsource >= 5.3.18-lp152.3.5.1
  • kernel-rt-devel >= 5.3.18-lp152.3.5.1
  • kernel-rt-devel-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-rt-extra >= 5.3.18-lp152.3.5.1
  • kernel-rt-extra-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug-debugsource >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug-devel >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug-devel-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug-extra >= 5.3.18-lp152.3.5.1
  • kernel-rt_debug-extra-debuginfo >= 5.3.18-lp152.3.5.1
  • kernel-source >= 5.3.18-lp152.47.2
  • kernel-source-rt >= 5.3.18-lp152.3.5.1
  • kernel-source-vanilla >= 5.3.18-lp152.47.2
  • kernel-syms >= 5.3.18-lp152.47.1
  • kernel-syms-rt >= 5.3.18-lp152.3.5.1
  • kselftests-kmp-rt >= 5.3.18-lp152.3.5.1
  • kselftests-kmp-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • kselftests-kmp-rt_debug >= 5.3.18-lp152.3.5.1
  • kselftests-kmp-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
  • ocfs2-kmp-rt >= 5.3.18-lp152.3.5.1
  • ocfs2-kmp-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • ocfs2-kmp-rt_debug >= 5.3.18-lp152.3.5.1
  • ocfs2-kmp-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
  • reiserfs-kmp-rt >= 5.3.18-lp152.3.5.1
  • reiserfs-kmp-rt-debuginfo >= 5.3.18-lp152.3.5.1
  • reiserfs-kmp-rt_debug >= 5.3.18-lp152.3.5.1
  • reiserfs-kmp-rt_debug-debuginfo >= 5.3.18-lp152.3.5.1
Patchnames:
openSUSE-2020-1698
openSUSE-2020-2112
openSUSE-2021-242


First public cloud image revisions this CVE is fixed in:


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 Not affected
HPE Helion OpenStack 8 kernel-source Not affected
SUSE Enterprise Storage 5 kernel-default Not affected
SUSE Enterprise Storage 5 kernel-source Not affected
SUSE Linux Enterprise High Availability Extension 15 SP2 kernel-default 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 Live Patching kernel-default Released
SUSE Linux Enterprise Live Patching kernel-livepatch-SLE15-SP2_Update_0 Released
SUSE Linux Enterprise Live Patching kernel-livepatch-SLE15-SP2_Update_1 In progress
SUSE Linux Enterprise Live Patching kernel-livepatch-SLE15-SP2_Update_5 Released
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 Released
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-default-base Released
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-preempt Released
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-source Released
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 Released
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-docs Released
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-obs-build Released
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-preempt Released
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-source Released
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-syms Released
SUSE Linux Enterprise Module for Public Cloud 15 SP2 kernel-azure Released
SUSE Linux Enterprise Module for Public Cloud 15 SP2 kernel-source-azure Released
SUSE Linux Enterprise Module for Public Cloud 15 SP2 kernel-syms-azure 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 Not affected
SUSE Linux Enterprise Point of Service Image Server 12 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 SP2 BCL kernel-default Not affected
SUSE Linux Enterprise Server 12 SP2 BCL kernel-source Not affected
SUSE Linux Enterprise Server 12 SP2 ESPOS kernel-default Not affected
SUSE Linux Enterprise Server 12 SP2 ESPOS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-default Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP3 BCL kernel-default Not affected
SUSE Linux Enterprise Server 12 SP3 BCL kernel-source Not affected
SUSE Linux Enterprise Server 12 SP3 ESPOS kernel-default Not affected
SUSE Linux Enterprise Server 12 SP3 ESPOS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-default Not affected
SUSE Linux Enterprise Server 12 SP3 LTSS 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 SP2 kernel-default Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-default Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-source Not affected
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 Not affected
SUSE OpenStack Cloud 7 kernel-source Not affected
SUSE OpenStack Cloud 8 kernel-default Not affected
SUSE OpenStack Cloud 8 kernel-source Not affected
SUSE OpenStack Cloud 9 kernel-default Not affected
SUSE OpenStack Cloud 9 kernel-source Not affected
SUSE OpenStack Cloud Crowbar 8 kernel-default Not affected
SUSE OpenStack Cloud Crowbar 8 kernel-source Not affected
SUSE OpenStack Cloud Crowbar 9 kernel-default Not affected
SUSE OpenStack Cloud Crowbar 9 kernel-source Not affected
SUSE Real Time Module kernel-rt Released
SUSE Real Time Module kernel-rt_debug Released
SUSE Real Time Module kernel-source-rt Released
SUSE Real Time Module kernel-syms-rt Released