Upstream information

CVE-2021-20320 at MITRE

Description

A flaw was found in s390 eBPF JIT in bpf_jit_insn in arch/s390/net/bpf_jit_comp.c in the Linux kernel. In this flaw, a local attacker with special user privilege can circumvent the verifier and may lead to a confidentiality problem.

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:P/I:N/A:N
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.5 5.5
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Access Vector Local Local
Access Complexity Low Low
Privileges Required Low Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1190601 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Image SLES15-Azure-BYOS
Image SLES15-EC2-CHOST-HVM-BYOS
Image SLES15-EC2-HVM-BYOS
Image SLES15-GCE-BYOS
  • kernel-default >= 4.12.14-150.78.1
Image SLES15-SAP-Azure
Image SLES15-SAP-Azure-BYOS
Image SLES15-SAP-Azure-LI-BYOS-Production
Image SLES15-SAP-Azure-VLI-BYOS-Production
Image SLES15-SAP-EC2-HVM
Image SLES15-SAP-EC2-HVM-BYOS
Image SLES15-SAP-GCE
Image SLES15-SAP-GCE-BYOS
  • cluster-md-kmp-default >= 4.12.14-150.78.1
  • dlm-kmp-default >= 4.12.14-150.78.1
  • gfs2-kmp-default >= 4.12.14-150.78.1
  • kernel-default >= 4.12.14-150.78.1
  • ocfs2-kmp-default >= 4.12.14-150.78.1
SUSE Linux Enterprise High Availability 15
  • cluster-md-kmp-default >= 4.12.14-150.78.1
  • dlm-kmp-default >= 4.12.14-150.78.1
  • gfs2-kmp-default >= 4.12.14-150.78.1
  • ocfs2-kmp-default >= 4.12.14-150.78.1
Patchnames:
SUSE-SLE-Product-HA-15-2021-3969
SUSE Linux Enterprise High Performance Computing 15-ESPOS
SUSE Linux Enterprise High Performance Computing 15-LTSS
  • kernel-default >= 4.12.14-150.78.1
  • kernel-default-base >= 4.12.14-150.78.1
  • kernel-default-devel >= 4.12.14-150.78.1
  • kernel-devel >= 4.12.14-150.78.1
  • kernel-docs >= 4.12.14-150.78.2
  • kernel-macros >= 4.12.14-150.78.1
  • kernel-obs-build >= 4.12.14-150.78.2
  • kernel-source >= 4.12.14-150.78.1
  • kernel-syms >= 4.12.14-150.78.1
  • kernel-vanilla-base >= 4.12.14-150.78.1
Patchnames:
SUSE-SLE-Product-HPC-15-2021-3969
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 15
  • cluster-md-kmp-default >= 4.12.14-150.78.1
  • dlm-kmp-default >= 4.12.14-150.78.1
  • gfs2-kmp-default >= 4.12.14-150.78.1
  • kernel-default-livepatch >= 4.12.14-150.78.1
  • kernel-livepatch-4_12_14-150_78-default >= 1-1.3.1
  • ocfs2-kmp-default >= 4.12.14-150.78.1
Patchnames:
SUSE-SLE-Module-Live-Patching-15-2021-3969
SUSE-SLE-Product-HA-15-2021-3969
SUSE Linux Enterprise Module for Live Patching 15
  • kernel-default-livepatch >= 4.12.14-150.78.1
  • kernel-livepatch-4_12_14-150_78-default >= 1-1.3.1
Patchnames:
SUSE-SLE-Module-Live-Patching-15-2021-3969
SUSE Linux Enterprise Server 15-LTSS
  • kernel-default >= 4.12.14-150.78.1
  • kernel-default-base >= 4.12.14-150.78.1
  • kernel-default-devel >= 4.12.14-150.78.1
  • kernel-default-man >= 4.12.14-150.78.1
  • kernel-devel >= 4.12.14-150.78.1
  • kernel-docs >= 4.12.14-150.78.2
  • kernel-macros >= 4.12.14-150.78.1
  • kernel-obs-build >= 4.12.14-150.78.2
  • kernel-source >= 4.12.14-150.78.1
  • kernel-syms >= 4.12.14-150.78.1
  • kernel-vanilla-base >= 4.12.14-150.78.1
  • reiserfs-kmp-default >= 4.12.14-150.78.1
Patchnames:
SUSE-SLE-Product-SLES-15-2021-3969
SUSE Linux Enterprise Server for SAP Applications 15
  • cluster-md-kmp-default >= 4.12.14-150.78.1
  • dlm-kmp-default >= 4.12.14-150.78.1
  • gfs2-kmp-default >= 4.12.14-150.78.1
  • kernel-default >= 4.12.14-150.78.1
  • kernel-default-base >= 4.12.14-150.78.1
  • kernel-default-devel >= 4.12.14-150.78.1
  • kernel-default-livepatch >= 4.12.14-150.78.1
  • kernel-devel >= 4.12.14-150.78.1
  • kernel-docs >= 4.12.14-150.78.2
  • kernel-livepatch-4_12_14-150_78-default >= 1-1.3.1
  • kernel-macros >= 4.12.14-150.78.1
  • kernel-obs-build >= 4.12.14-150.78.2
  • kernel-source >= 4.12.14-150.78.1
  • kernel-syms >= 4.12.14-150.78.1
  • kernel-vanilla-base >= 4.12.14-150.78.1
  • ocfs2-kmp-default >= 4.12.14-150.78.1
  • reiserfs-kmp-default >= 4.12.14-150.78.1
Patchnames:
SUSE-SLE-Module-Live-Patching-15-2021-3969
SUSE-SLE-Product-HA-15-2021-3969
SUSE-SLE-Product-SLES_SAP-15-2021-3969


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 Released
HPE Helion OpenStack 8 kernel-source Released
HPE Helion OpenStack 8 kernel-source-azure Not affected
SUSE CaaS Platform 4.0 kernel-default Released
SUSE CaaS Platform 4.0 kernel-source Released
SUSE CaaS Platform 4.5 kernel-default Affected
SUSE CaaS Platform 4.5 kernel-source Affected
SUSE Enterprise Storage 6 kernel-default Released
SUSE Enterprise Storage 6 kernel-source Released
SUSE Enterprise Storage 7 kernel-default Already fixed
SUSE Enterprise Storage 7 kernel-source Already fixed
SUSE Linux Enterprise Desktop 15 SP2 kernel-default Affected
SUSE Linux Enterprise Desktop 15 SP2 kernel-source Affected
SUSE Linux Enterprise Desktop 15 SP3 kernel-default Released
SUSE Linux Enterprise Desktop 15 SP3 kernel-source Released
SUSE Linux Enterprise Desktop 15 SP4 kernel-default Released
SUSE Linux Enterprise Desktop 15 SP4 kernel-source Released
SUSE Linux Enterprise High Performance Computing 12 SP5 kernel-default Released
SUSE Linux Enterprise High Performance Computing 12 SP5 kernel-source Released
SUSE Linux Enterprise High Performance Computing 12 SP5 kernel-source-azure Released
SUSE Linux Enterprise High Performance Computing 15 kernel-source-azure Ignore
SUSE Linux Enterprise High Performance Computing 15 LTSS kernel-default Released
SUSE Linux Enterprise High Performance Computing 15 LTSS kernel-source Released
SUSE Linux Enterprise High Performance Computing 15 SP1 kernel-source-azure Ignore
SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS kernel-default Released
SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS kernel-source Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS kernel-default Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS kernel-source Released
SUSE Linux Enterprise High Performance Computing 15 SP2 kernel-default Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 kernel-source Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 kernel-source-azure Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 ESPOS kernel-default Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 ESPOS kernel-source Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS kernel-default Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS kernel-source Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3 kernel-default Released
SUSE Linux Enterprise High Performance Computing 15 SP3 kernel-source Released
SUSE Linux Enterprise High Performance Computing 15 SP3 kernel-source-azure Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4 kernel-default Released
SUSE Linux Enterprise High Performance Computing 15 SP4 kernel-source Released
SUSE Linux Enterprise High Performance Computing 15 SP4 kernel-source-azure Already fixed
SUSE Linux Enterprise Micro 5.0 kernel-default Released
SUSE Linux Enterprise Micro 5.0 kernel-rt Unsupported
SUSE Linux Enterprise Micro 5.1 kernel-default Already fixed
SUSE Linux Enterprise Micro 5.1 kernel-rt Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-default Affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 kernel-source Affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 kernel-default Released
SUSE Linux Enterprise Module for Basesystem 15 SP3 kernel-source Released
SUSE Linux Enterprise Module for Basesystem 15 SP4 kernel-default Released
SUSE Linux Enterprise Module for Basesystem 15 SP4 kernel-source Released
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-default Affected
SUSE Linux Enterprise Module for Development Tools 15 SP2 kernel-source Affected
SUSE Linux Enterprise Module for Development Tools 15 SP3 kernel-default Released
SUSE Linux Enterprise Module for Development Tools 15 SP3 kernel-source Released
SUSE Linux Enterprise Module for Development Tools 15 SP4 kernel-default Released
SUSE Linux Enterprise Module for Development Tools 15 SP4 kernel-source Released
SUSE Linux Enterprise Module for Public Cloud 15 kernel-source-azure Ignore
SUSE Linux Enterprise Module for Public Cloud 15 SP1 kernel-source-azure Ignore
SUSE Linux Enterprise Module for Public Cloud 15 SP2 kernel-source-azure Already fixed
SUSE Linux Enterprise Module for Public Cloud 15 SP3 kernel-source-azure Already fixed
SUSE Linux Enterprise Module for Public Cloud 15 SP4 kernel-source-azure Already fixed
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 Real Time 12 SP5 kernel-source-rt Released
SUSE Linux Enterprise Real Time 15 SP2 kernel-default Already fixed
SUSE Linux Enterprise Real Time 15 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server 11 SP1 kernel-default Not affected
SUSE Linux Enterprise Server 11 SP1 kernel-source Not affected
SUSE Linux Enterprise Server 11 SP3 kernel-default Not affected
SUSE Linux Enterprise Server 11 SP3 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 Released
SUSE Linux Enterprise Server 12 SP2 BCL 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 BCL kernel-source-azure Not affected
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 ESPOS kernel-source-azure Not affected
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 SP3 LTSS kernel-source-azure Not affected
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 ESPOS kernel-source-azure Ignore
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 SP4 LTSS kernel-source-azure Ignore
SUSE Linux Enterprise Server 12 SP5 kernel-default Released
SUSE Linux Enterprise Server 12 SP5 kernel-source Released
SUSE Linux Enterprise Server 12 SP5 kernel-source-azure Released
SUSE Linux Enterprise Server 15 kernel-source-azure Ignore
SUSE Linux Enterprise Server 15 ESPOS kernel-default Released
SUSE Linux Enterprise Server 15 ESPOS kernel-source Released
SUSE Linux Enterprise Server 15 LTSS kernel-default Released
SUSE Linux Enterprise Server 15 LTSS kernel-source Released
SUSE Linux Enterprise Server 15 SP1 kernel-source-azure Ignore
SUSE Linux Enterprise Server 15 SP1 LTSS kernel-default Released
SUSE Linux Enterprise Server 15 SP1 LTSS kernel-source Released
SUSE Linux Enterprise Server 15 SP2 kernel-default Affected
SUSE Linux Enterprise Server 15 SP2 kernel-source Affected
SUSE Linux Enterprise Server 15 SP2 kernel-source-azure Already fixed
SUSE Linux Enterprise Server 15 SP2 LTSS kernel-default Already fixed
SUSE Linux Enterprise Server 15 SP2 LTSS kernel-source Already fixed
SUSE Linux Enterprise Server 15 SP3 kernel-default Released
SUSE Linux Enterprise Server 15 SP3 kernel-source Released
SUSE Linux Enterprise Server 15 SP3 kernel-source-azure Already fixed
SUSE Linux Enterprise Server 15 SP4 kernel-default Released
SUSE Linux Enterprise Server 15 SP4 kernel-source Released
SUSE Linux Enterprise Server 15 SP4 kernel-source-azure Already fixed
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 kernel-default Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 kernel-source Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 kernel-default Already fixed
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 kernel-source Already fixed
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 SP3 kernel-source-azure Not affected
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 SP4 kernel-source-azure Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-default In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-source In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-source-azure Released
SUSE Linux Enterprise Server for SAP Applications 15 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 15 kernel-source Released
SUSE Linux Enterprise Server for SAP Applications 15 kernel-source-azure Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP1 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 kernel-source Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 kernel-source-azure Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP2 kernel-default Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 kernel-source-azure Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP3 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 15 SP3 kernel-source Released
SUSE Linux Enterprise Server for SAP Applications 15 SP3 kernel-source-azure Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP4 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 15 SP4 kernel-source Released
SUSE Linux Enterprise Server for SAP Applications 15 SP4 kernel-source-azure Already fixed
SUSE Linux Enterprise Storage 6 kernel-source-azure Ignore
SUSE Linux Enterprise Storage 7 kernel-default Affected
SUSE Linux Enterprise Storage 7 kernel-source Affected
SUSE Linux Enterprise Storage 7 kernel-source-azure Already fixed
SUSE Linux Enterprise Storage 7.1 kernel-default Released
SUSE Linux Enterprise Storage 7.1 kernel-source Released
SUSE Linux Enterprise Storage 7.1 kernel-source-azure Already fixed
SUSE Manager Proxy 4.0 kernel-source-azure Ignore
SUSE Manager Proxy 4.1 kernel-default Affected
SUSE Manager Proxy 4.1 kernel-source Affected
SUSE Manager Proxy 4.1 kernel-source-azure Already fixed
SUSE Manager Proxy 4.2 kernel-default Released
SUSE Manager Proxy 4.2 kernel-source Released
SUSE Manager Proxy 4.2 kernel-source-azure Already fixed
SUSE Manager Proxy 4.3 kernel-default Released
SUSE Manager Proxy 4.3 kernel-source Released
SUSE Manager Proxy 4.3 kernel-source-azure Already fixed
SUSE Manager Retail Branch Server 4.0 kernel-source-azure Ignore
SUSE Manager Retail Branch Server 4.1 kernel-default Affected
SUSE Manager Retail Branch Server 4.1 kernel-source Affected
SUSE Manager Retail Branch Server 4.1 kernel-source-azure Already fixed
SUSE Manager Retail Branch Server 4.2 kernel-default Released
SUSE Manager Retail Branch Server 4.2 kernel-source Released
SUSE Manager Retail Branch Server 4.2 kernel-source-azure Already fixed
SUSE Manager Retail Branch Server 4.3 kernel-default Released
SUSE Manager Retail Branch Server 4.3 kernel-source Released
SUSE Manager Retail Branch Server 4.3 kernel-source-azure Already fixed
SUSE Manager Server 4.0 kernel-source-azure Ignore
SUSE Manager Server 4.1 kernel-default Affected
SUSE Manager Server 4.1 kernel-source Affected
SUSE Manager Server 4.1 kernel-source-azure Already fixed
SUSE Manager Server 4.2 kernel-default Released
SUSE Manager Server 4.2 kernel-source Released
SUSE Manager Server 4.2 kernel-source-azure Already fixed
SUSE Manager Server 4.3 kernel-default Released
SUSE Manager Server 4.3 kernel-source Released
SUSE Manager Server 4.3 kernel-source-azure Already fixed
SUSE OpenStack Cloud 8 kernel-default Released
SUSE OpenStack Cloud 8 kernel-source Released
SUSE OpenStack Cloud 8 kernel-source-azure Not affected
SUSE OpenStack Cloud 9 kernel-default Released
SUSE OpenStack Cloud 9 kernel-source Released
SUSE OpenStack Cloud 9 kernel-source-azure Ignore
SUSE OpenStack Cloud Crowbar 8 kernel-default Released
SUSE OpenStack Cloud Crowbar 8 kernel-source Released
SUSE OpenStack Cloud Crowbar 8 kernel-source-azure Not affected
SUSE OpenStack Cloud Crowbar 9 kernel-default Released
SUSE OpenStack Cloud Crowbar 9 kernel-source Released
SUSE OpenStack Cloud Crowbar 9 kernel-source-azure Ignore
SUSE Real Time Module 15 SP2 kernel-source-rt Already fixed
SUSE Real Time Module 15 SP3 kernel-source-rt Already fixed