Upstream information

CVE-2020-24455 at MITRE

Description

Missing initialization of a variable in the TPM2 source may allow a privileged user to potentially enable an escalation of privilege via local access. This affects tpm2-tss before 3.0.1 and before 2.4.3.

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 6.7 4.1
Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local Local
Attack Complexity Low High
Privileges Required High High
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High None
Integrity Impact High None
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1184895 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Enterprise Storage 7.1
SUSE Linux Enterprise Desktop 15 SP3
SUSE Linux Enterprise High Performance Computing 15 SP3
SUSE Linux Enterprise Module for Basesystem 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Manager Proxy 4.2
SUSE Manager Retail Branch Server 4.2
SUSE Manager Server 4.2
  • libtss2-esys0 >= 2.4.5-1.11
  • libtss2-fapi0 >= 2.4.5-1.11
  • libtss2-mu0 >= 2.4.5-1.11
  • libtss2-rc0 >= 2.4.5-1.11
  • libtss2-sys0 >= 2.4.5-1.11
  • libtss2-tcti-device0 >= 2.4.5-1.11
  • libtss2-tcti-mssim0 >= 2.4.5-1.11
  • libtss2-tctildr0 >= 2.4.5-1.11
  • tpm2-0-tss >= 2.4.5-1.11
  • tpm2-0-tss-devel >= 2.4.5-1.11
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP3 GA libtss2-esys0-2.4.5-1.11
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Module for Basesystem 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
  • libtss2-esys0 >= 3.1.0-150400.1.6
  • libtss2-fapi1 >= 3.1.0-150400.1.6
  • libtss2-mu0 >= 3.1.0-150400.1.6
  • libtss2-rc0 >= 3.1.0-150400.1.6
  • libtss2-sys1 >= 3.1.0-150400.1.6
  • libtss2-tcti-cmd0 >= 3.1.0-150400.1.6
  • libtss2-tcti-device0 >= 3.1.0-150400.1.6
  • libtss2-tcti-mssim0 >= 3.1.0-150400.1.6
  • libtss2-tcti-pcap0 >= 3.1.0-150400.1.6
  • libtss2-tcti-swtpm0 >= 3.1.0-150400.1.6
  • libtss2-tctildr0 >= 3.1.0-150400.1.6
  • tpm2-0-tss >= 3.1.0-150400.1.6
  • tpm2-0-tss-devel >= 3.1.0-150400.1.6
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP4 GA libtss2-esys0-3.1.0-150400.1.6
SUSE Linux Enterprise Desktop 15 SP5
SUSE Linux Enterprise High Performance Computing 15 SP5
SUSE Linux Enterprise Module for Basesystem 15 SP5
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server for SAP Applications 15 SP5
  • libtss2-esys0 >= 3.1.0-150400.3.3.1
  • libtss2-fapi1 >= 3.1.0-150400.3.3.1
  • libtss2-mu0 >= 3.1.0-150400.3.3.1
  • libtss2-rc0 >= 3.1.0-150400.3.3.1
  • libtss2-sys1 >= 3.1.0-150400.3.3.1
  • libtss2-tcti-cmd0 >= 3.1.0-150400.3.3.1
  • libtss2-tcti-device0 >= 3.1.0-150400.3.3.1
  • libtss2-tcti-mssim0 >= 3.1.0-150400.3.3.1
  • libtss2-tcti-pcap0 >= 3.1.0-150400.3.3.1
  • libtss2-tcti-swtpm0 >= 3.1.0-150400.3.3.1
  • libtss2-tctildr0 >= 3.1.0-150400.3.3.1
  • tpm2-0-tss >= 3.1.0-150400.3.3.1
  • tpm2-0-tss-devel >= 3.1.0-150400.3.3.1
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP5 GA libtss2-esys0-3.1.0-150400.3.3.1
SUSE Linux Enterprise Desktop 15 SP6
SUSE Linux Enterprise High Performance Computing 15 SP6
SUSE Linux Enterprise Module for Basesystem 15 SP6
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server for SAP Applications 15 SP6
  • libtss2-esys0 >= 3.1.1-150600.2.1
  • libtss2-fapi1 >= 3.1.1-150600.2.1
  • libtss2-mu0 >= 3.1.1-150600.2.1
  • libtss2-rc0 >= 3.1.1-150600.2.1
  • libtss2-sys1 >= 3.1.1-150600.2.1
  • libtss2-tcti-cmd0 >= 3.1.1-150600.2.1
  • libtss2-tcti-device0 >= 3.1.1-150600.2.1
  • libtss2-tcti-mssim0 >= 3.1.1-150600.2.1
  • libtss2-tcti-pcap0 >= 3.1.1-150600.2.1
  • libtss2-tcti-swtpm0 >= 3.1.1-150600.2.1
  • libtss2-tctildr0 >= 3.1.1-150600.2.1
  • tpm2-0-tss >= 3.1.1-150600.2.1
  • tpm2-0-tss-devel >= 3.1.1-150600.2.1
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP6 GA libtss2-esys0-3.1.1-150600.2.1
SUSE Linux Enterprise Micro 5.3
  • libtss2-esys0 >= 3.1.0-150400.1.6
  • libtss2-fapi1 >= 3.1.0-150400.1.6
  • libtss2-mu0 >= 3.1.0-150400.1.6
  • libtss2-rc0 >= 3.1.0-150400.1.6
  • libtss2-sys1 >= 3.1.0-150400.1.6
  • libtss2-tcti-device0 >= 3.1.0-150400.1.6
  • libtss2-tctildr0 >= 3.1.0-150400.1.6
  • tpm2-0-tss >= 3.1.0-150400.1.6
 Patchnames:
SUSE Linux Enterprise Micro 5.3 GA libtss2-esys0-3.1.0-150400.1.6
SUSE Linux Enterprise Micro 5.4
  • libtss2-esys0 >= 3.1.0-150400.3.3.1
  • libtss2-fapi1 >= 3.1.0-150400.3.3.1
  • libtss2-mu0 >= 3.1.0-150400.3.3.1
  • libtss2-rc0 >= 3.1.0-150400.3.3.1
  • libtss2-sys1 >= 3.1.0-150400.3.3.1
  • libtss2-tcti-device0 >= 3.1.0-150400.3.3.1
  • libtss2-tctildr0 >= 3.1.0-150400.3.3.1
  • tpm2-0-tss >= 3.1.0-150400.3.3.1
 Patchnames:
SUSE Linux Enterprise Micro 5.4 GA libtss2-esys0-3.1.0-150400.3.3.1
SUSE Linux Micro 6.0
  • libtss2-esys0 >= 4.0.1-2.15
  • libtss2-fapi1 >= 4.0.1-2.15
  • libtss2-mu0 >= 4.0.1-2.15
  • libtss2-rc0 >= 4.0.1-2.15
  • libtss2-sys1 >= 4.0.1-2.15
  • libtss2-tcti-device0 >= 4.0.1-2.15
  • libtss2-tctildr0 >= 4.0.1-2.15
  • tpm2-0-tss >= 4.0.1-2.15
 Patchnames:
SUSE Linux Micro 6.0 GA libtss2-esys0-4.0.1-2.15
SUSE Linux Micro 6.1
  • libtss2-esys0 >= 4.1.0-slfo.1.1_1.3
  • libtss2-fapi-common >= 4.1.0-slfo.1.1_1.3
  • libtss2-fapi1 >= 4.1.0-slfo.1.1_1.3
  • libtss2-mu0 >= 4.1.0-slfo.1.1_1.3
  • libtss2-rc0 >= 4.1.0-slfo.1.1_1.3
  • libtss2-sys1 >= 4.1.0-slfo.1.1_1.3
  • libtss2-tcti-device0 >= 4.1.0-slfo.1.1_1.3
  • libtss2-tctildr0 >= 4.1.0-slfo.1.1_1.3
  • tpm2-0-tss >= 4.1.0-slfo.1.1_1.3
 Patchnames:
SUSE Linux Micro 6.1 GA libtss2-esys0-4.1.0-slfo.1.1_1.3
openSUSE Leap 15.3
  • libtss2-esys0 >= 2.4.5-1.11
  • libtss2-mu0 >= 2.4.5-1.11
  • libtss2-sys0 >= 2.4.5-1.11
 Patchnames:
openSUSE Leap 15.3 GA libtss2-esys0-2.4.5-1.11
openSUSE Leap 15.4
  • libtss2-esys0 >= 3.1.0-150400.1.6
  • libtss2-mu0 >= 3.1.0-150400.1.6
  • libtss2-rc0 >= 3.1.0-150400.1.6
  • libtss2-sys1 >= 3.1.0-150400.1.6
 Patchnames:
openSUSE Leap 15.4 GA libtss2-esys0-3.1.0-150400.1.6
openSUSE Tumbleweed
  • libtss2-esys0 >= 3.1.0-1.2
  • libtss2-esys0-32bit >= 3.1.0-1.2
  • libtss2-fapi1 >= 3.1.0-1.2
  • libtss2-fapi1-32bit >= 3.1.0-1.2
  • libtss2-mu0 >= 3.1.0-1.2
  • libtss2-mu0-32bit >= 3.1.0-1.2
  • libtss2-rc0 >= 3.1.0-1.2
  • libtss2-rc0-32bit >= 3.1.0-1.2
  • libtss2-sys1 >= 3.1.0-1.2
  • libtss2-sys1-32bit >= 3.1.0-1.2
  • libtss2-tcti-cmd0 >= 3.1.0-1.2
  • libtss2-tcti-cmd0-32bit >= 3.1.0-1.2
  • libtss2-tcti-device0 >= 3.1.0-1.2
  • libtss2-tcti-device0-32bit >= 3.1.0-1.2
  • libtss2-tcti-mssim0 >= 3.1.0-1.2
  • libtss2-tcti-mssim0-32bit >= 3.1.0-1.2
  • libtss2-tcti-pcap0 >= 3.1.0-1.2
  • libtss2-tcti-swtpm0 >= 3.1.0-1.2
  • libtss2-tcti-swtpm0-32bit >= 3.1.0-1.2
  • libtss2-tctildr0 >= 3.1.0-1.2
  • libtss2-tctildr0-32bit >= 3.1.0-1.2
  • tpm2-0-tss >= 3.1.0-1.2
  • tpm2-0-tss-devel >= 3.1.0-1.2
 Patchnames:
openSUSE-Tumbleweed-2024-11470

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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP5 tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP5 tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS tpm2-0-tss Already fixed
SUSE Linux Enterprise Micro 5.3 tpm2-0-tss Already fixed
SUSE Linux Enterprise Micro 5.4 tpm2-0-tss Already fixed
SUSE Linux Enterprise Micro 5.5 tpm2-0-tss Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP5 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15 SP5 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15 SP5-LTSS tpm2-0-tss Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP5 tpm2-0-tss Already fixed
SUSE Manager Proxy 4.3 tpm2-0-tss Already fixed
SUSE Manager Retail Branch Server 4.3 tpm2-0-tss Already fixed
SUSE Manager Server 4.3 tpm2-0-tss Already fixed
openSUSE Leap 15.5 tpm2-0-tss Already fixed
openSUSE Leap Micro 5.5 tpm2-0-tss Already fixed
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Desktop 15 SP4 tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 12 SP5 tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3 tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4 tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS tpm2-0-tss Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 tpm2-0-tss Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP4 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 12 SP5 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP5-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP2-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP3 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15 SP3-LTSS tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15 SP4 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15 SP4-LTSS tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 tpm2-0-tss Not affected
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP4 tpm2-0-tss Already fixed
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 tpm2-0-tss Not affected
SUSE CaaS Platform 4.0 tpm2-0-tss Not affected
SUSE Enterprise Storage 6 tpm2-0-tss Not affected
SUSE Enterprise Storage 7 tpm2-0-tss Not affected
SUSE Enterprise Storage 7.1 tpm2-0-tss Already fixed
SUSE Linux Enterprise Desktop 12 SP3 tpm2-0-tss Not affected
SUSE Linux Enterprise Desktop 15 tpm2-0-tss Not affected
SUSE Linux Enterprise Desktop 15 SP1 tpm2-0-tss Not affected
SUSE Linux Enterprise Desktop 15 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Desktop 15 SP3 tpm2-0-tss Already fixed
SUSE Linux Enterprise High Performance Computing 15 tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1 tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise High Performance Computing 15-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Module for Basesystem 15 tpm2-0-tss Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 tpm2-0-tss Not affected
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT tpm2-0-tss Not affected
SUSE Linux Enterprise Real Time 15 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Real Time 15 SP3 tpm2-0-tss Already fixed
SUSE Linux Enterprise Real Time 15 SP4 tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 12 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP2-BCL tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP2-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP2-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP3 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP3-BCL tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP3-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP3-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP4 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP4-ESPOS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 12 SP4-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP1 tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP1-BCL tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP1-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP2-BCL tpm2-0-tss Not affected
SUSE Linux Enterprise Server 15 SP3-BCL tpm2-0-tss Already fixed
SUSE Linux Enterprise Server 15-LTSS tpm2-0-tss Not affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 15 tpm2-0-tss Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 tpm2-0-tss Not affected
SUSE Linux Enterprise Software Development Kit 12 SP3 tpm2-0-tss Not affected
SUSE Linux Enterprise Software Development Kit 12 SP5 tpm2-0-tss Not affected
SUSE Manager Proxy 4.0 tpm2-0-tss Not affected
SUSE Manager Proxy 4.1 tpm2-0-tss Not affected
SUSE Manager Proxy 4.2 tpm2-0-tss Already fixed
SUSE Manager Retail Branch Server 4.0 tpm2-0-tss Not affected
SUSE Manager Retail Branch Server 4.1 tpm2-0-tss Not affected
SUSE Manager Retail Branch Server 4.2 tpm2-0-tss Already fixed
SUSE Manager Server 4.0 tpm2-0-tss Not affected
SUSE Manager Server 4.1 tpm2-0-tss Not affected
SUSE Manager Server 4.2 tpm2-0-tss Already fixed
SUSE OpenStack Cloud 7 tpm2-0-tss Not affected
SUSE OpenStack Cloud 8 tpm2-0-tss Not affected
SUSE OpenStack Cloud 9 tpm2-0-tss Not affected
SUSE OpenStack Cloud Crowbar 8 tpm2-0-tss Not affected
SUSE OpenStack Cloud Crowbar 9 tpm2-0-tss Not affected
openSUSE Leap 15.3 tpm2-0-tss Already fixed
openSUSE Leap 15.4 tpm2-0-tss Already fixed
openSUSE Leap Micro 5.3 tpm2-0-tss Already fixed
openSUSE Leap Micro 5.4 tpm2-0-tss Already fixed

SUSE Timeline for this CVE

CVE page created: Fri Nov 27 10:42:14 2020
CVE page last modified: Fri Dec 20 23:14:56 2024