Upstream information

CVE-2021-20193 at MITRE

Description

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.

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 4.3
Vector AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.5 3.3
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Access Vector Local Local
Access Complexity Low Low
Privileges Required None None
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1181131 [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
Image SLES15-SP3-CHOST-BYOS-Aliyun
Image SLES15-SP3-CHOST-BYOS-Azure
Image SLES15-SP3-CHOST-BYOS-EC2
Image SLES15-SP3-CHOST-BYOS-GCE
  • tar >= 1.30-3.6.1
SUSE Linux Enterprise Module for Basesystem 15 SP2
  • tar >= 1.30-3.6.1
  • tar-lang >= 1.30-3.6.1
  • tar-rmt >= 1.30-3.6.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP2-2021-974
SUSE Linux Enterprise Module for Basesystem 15 SP3
  • tar >= 1.30-3.6.1
  • tar-lang >= 1.30-3.6.1
  • tar-rmt >= 1.30-3.6.1
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP2
  • tar-backup-scripts >= 1.30-3.6.1
  • tar-doc >= 1.30-3.6.1
  • tar-tests >= 1.30-3.6.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2021-974
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • tar >= 1.27.1-15.9.1
  • tar-lang >= 1.27.1-15.9.1
Patchnames:
SUSE-SLE-SERVER-12-SP5-2021-975
SUSE MicroOS 5.0
  • tar >= 1.30-3.6.1
Patchnames:
SUSE-SUSE-MicroOS-5.0-2021-974
openSUSE Leap 15.2
  • tar >= 1.30-lp152.4.3.1
  • tar-backup-scripts >= 1.30-lp152.4.3.1
  • tar-debuginfo >= 1.30-lp152.4.3.1
  • tar-debugsource >= 1.30-lp152.4.3.1
  • tar-doc >= 1.30-lp152.4.3.1
  • tar-lang >= 1.30-lp152.4.3.1
  • tar-rmt >= 1.30-lp152.4.3.1
  • tar-rmt-debuginfo >= 1.30-lp152.4.3.1
  • tar-tests >= 1.30-lp152.4.3.1
  • tar-tests-debuginfo >= 1.30-lp152.4.3.1
Patchnames:
openSUSE-2021-494


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
Carwos 1 tar Released
HPE Helion OpenStack 8 tar Released
SUSE CaaS Platform 4.0 tar Released
SUSE Enterprise Storage 5 tar Unsupported
SUSE Enterprise Storage 6 tar Released
SUSE Linux Enterprise High Performance Computing 12 SP5 tar Released
SUSE Linux Enterprise High Performance Computing 15 LTSS tar Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS tar Released
SUSE Linux Enterprise Module for Basesystem 15 SP1 tar Unsupported
SUSE Linux Enterprise Module for Basesystem 15 SP2 tar Released
SUSE Linux Enterprise Point of Service 11 SP3 tar Released
SUSE Linux Enterprise Point of Service Image Server 12 tar Released
SUSE Linux Enterprise Server 11 SP4 LTSS tar Released
SUSE Linux Enterprise Server 12 SP2 BCL tar Released
SUSE Linux Enterprise Server 12 SP2 ESPOS tar Released
SUSE Linux Enterprise Server 12 SP2 LTSS tar Released
SUSE Linux Enterprise Server 12 SP2 LTSS ERICSSON tar Released
SUSE Linux Enterprise Server 12 SP2 LTSS SAP tar Released
SUSE Linux Enterprise Server 12 SP3 BCL tar Released
SUSE Linux Enterprise Server 12 SP3 ESPOS tar Released
SUSE Linux Enterprise Server 12 SP3 LTSS tar Released
SUSE Linux Enterprise Server 12 SP4 ESPOS tar Released
SUSE Linux Enterprise Server 12 SP4 LTSS tar Released
SUSE Linux Enterprise Server 12 SP5 tar Released
SUSE Linux Enterprise Server 15 LTSS tar Released
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux tar Released
SUSE Linux Enterprise Server 15 SP1 LTSS tar Released
SUSE Linux Enterprise Server ESPOS 15 tar Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 tar Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 tar Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 tar Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5 tar Released
SUSE Linux Enterprise Server for SAP Applications 15 tar Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 tar Released
SUSE Manager Proxy 4.0 tar Released
SUSE Manager Retail Branch Server 4.0 tar Released
SUSE Manager Server 4.0 tar Released
SUSE OpenStack Cloud 7 tar Released
SUSE OpenStack Cloud 8 tar Released
SUSE OpenStack Cloud 9 tar Released
SUSE OpenStack Cloud Crowbar 8 tar Released
SUSE OpenStack Cloud Crowbar 9 tar Released