Operating System:

[SUSE]

Published:

12 October 2020

Protect yourself against future threats.

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.3504
                       Security update for tigervnc
                              12 October 2020

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           tigervnc
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Provide Misleading Information -- Remote with User Interaction
                   Access Confidential Data       -- Remote with User Interaction
                   Reduced Security               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-26117  

Reference:         ESB-2020.3457

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2020/suse-su-20202882-1
   https://www.suse.com/support/update/announcement/2020/suse-su-20202881-1
   https://www.suse.com/support/update/announcement/2020/suse-su-20202880-1

Comment: This bulletin contains three (3) SUSE security advisories.

- --------------------------BEGIN INCLUDED TEXT--------------------

SUSE Security Update: Security update for tigervnc

______________________________________________________________________________

Announcement ID:   SUSE-SU-2020:2882-1
Rating:            critical
References:        #1176733
Cross-References:  CVE-2020-26117
Affected Products:
                   SUSE Linux Enterprise Server for SAP 15
                   SUSE Linux Enterprise Server 15-LTSS
                   SUSE Linux Enterprise High Performance Computing 15-LTSS
                   SUSE Linux Enterprise High Performance Computing 15-ESPOS
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for tigervnc fixes the following issues:

  o CVE-2020-26117: Server certificates were stored as certiticate authorities,
    allowing malicious owners of these certificates to impersonate any server
    after a client had added an exception (bsc#1176733)

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o SUSE Linux Enterprise Server for SAP 15:
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-2882=1
  o SUSE Linux Enterprise Server 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-SLES-15-2020-2882=1
  o SUSE Linux Enterprise High Performance Computing 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-2882=1
  o SUSE Linux Enterprise High Performance Computing 15-ESPOS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-2882=1

Package List:

  o SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):
       libXvnc1-1.8.0-13.14.1
       libXvnc1-debuginfo-1.8.0-13.14.1
       tigervnc-1.8.0-13.14.1
       tigervnc-debuginfo-1.8.0-13.14.1
       tigervnc-debugsource-1.8.0-13.14.1
       xorg-x11-Xvnc-1.8.0-13.14.1
       xorg-x11-Xvnc-debuginfo-1.8.0-13.14.1
  o SUSE Linux Enterprise Server for SAP 15 (noarch):
       xorg-x11-Xvnc-novnc-1.8.0-13.14.1
  o SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):
       libXvnc1-1.8.0-13.14.1
       libXvnc1-debuginfo-1.8.0-13.14.1
       tigervnc-1.8.0-13.14.1
       tigervnc-debuginfo-1.8.0-13.14.1
       tigervnc-debugsource-1.8.0-13.14.1
       xorg-x11-Xvnc-1.8.0-13.14.1
       xorg-x11-Xvnc-debuginfo-1.8.0-13.14.1
  o SUSE Linux Enterprise Server 15-LTSS (noarch):
       xorg-x11-Xvnc-novnc-1.8.0-13.14.1
  o SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):
       libXvnc1-1.8.0-13.14.1
       libXvnc1-debuginfo-1.8.0-13.14.1
       tigervnc-1.8.0-13.14.1
       tigervnc-debuginfo-1.8.0-13.14.1
       tigervnc-debugsource-1.8.0-13.14.1
       xorg-x11-Xvnc-1.8.0-13.14.1
       xorg-x11-Xvnc-debuginfo-1.8.0-13.14.1
  o SUSE Linux Enterprise High Performance Computing 15-LTSS (noarch):
       xorg-x11-Xvnc-novnc-1.8.0-13.14.1
  o SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):
       libXvnc1-1.8.0-13.14.1
       libXvnc1-debuginfo-1.8.0-13.14.1
       tigervnc-1.8.0-13.14.1
       tigervnc-debuginfo-1.8.0-13.14.1
       tigervnc-debugsource-1.8.0-13.14.1
       xorg-x11-Xvnc-1.8.0-13.14.1
       xorg-x11-Xvnc-debuginfo-1.8.0-13.14.1
  o SUSE Linux Enterprise High Performance Computing 15-ESPOS (noarch):
       xorg-x11-Xvnc-novnc-1.8.0-13.14.1


References:

  o https://www.suse.com/security/cve/CVE-2020-26117.html
  o https://bugzilla.suse.com/1176733

- -----------------------------------------------------------------------------------------------

SUSE Security Update: Security update for tigervnc

______________________________________________________________________________

Announcement ID:   SUSE-SU-2020:2881-1
Rating:            critical
References:        #1176733
Cross-References:  CVE-2020-26117
Affected Products:
                   SUSE OpenStack Cloud Crowbar 9
                   SUSE OpenStack Cloud 9
                   SUSE Linux Enterprise Server for SAP 12-SP4
                   SUSE Linux Enterprise Server 12-SP5
                   SUSE Linux Enterprise Server 12-SP4-LTSS
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for tigervnc fixes the following issues:

  o CVE-2020-26117: Server certificates were stored as certiticate authorities,
    allowing malicious owners of these certificates to impersonate any server
    after a client had added an exception (bsc#1176733)

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o SUSE OpenStack Cloud Crowbar 9:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2020-2881=1
  o SUSE OpenStack Cloud 9:
    zypper in -t patch SUSE-OpenStack-Cloud-9-2020-2881=1
  o SUSE Linux Enterprise Server for SAP 12-SP4:
    zypper in -t patch SUSE-SLE-SAP-12-SP4-2020-2881=1
  o SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2881=1
  o SUSE Linux Enterprise Server 12-SP4-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2020-2881=1

Package List:

  o SUSE OpenStack Cloud Crowbar 9 (x86_64):
       libXvnc1-1.6.0-22.17.1
       libXvnc1-debuginfo-1.6.0-22.17.1
       tigervnc-1.6.0-22.17.1
       tigervnc-debuginfo-1.6.0-22.17.1
       tigervnc-debugsource-1.6.0-22.17.1
       xorg-x11-Xvnc-1.6.0-22.17.1
       xorg-x11-Xvnc-debuginfo-1.6.0-22.17.1
  o SUSE OpenStack Cloud 9 (x86_64):
       libXvnc1-1.6.0-22.17.1
       libXvnc1-debuginfo-1.6.0-22.17.1
       tigervnc-1.6.0-22.17.1
       tigervnc-debuginfo-1.6.0-22.17.1
       tigervnc-debugsource-1.6.0-22.17.1
       xorg-x11-Xvnc-1.6.0-22.17.1
       xorg-x11-Xvnc-debuginfo-1.6.0-22.17.1
  o SUSE Linux Enterprise Server for SAP 12-SP4 (ppc64le x86_64):
       libXvnc1-1.6.0-22.17.1
       libXvnc1-debuginfo-1.6.0-22.17.1
       tigervnc-1.6.0-22.17.1
       tigervnc-debuginfo-1.6.0-22.17.1
       tigervnc-debugsource-1.6.0-22.17.1
       xorg-x11-Xvnc-1.6.0-22.17.1
       xorg-x11-Xvnc-debuginfo-1.6.0-22.17.1
  o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
       libXvnc1-1.6.0-22.17.1
       libXvnc1-debuginfo-1.6.0-22.17.1
       tigervnc-1.6.0-22.17.1
       tigervnc-debuginfo-1.6.0-22.17.1
       tigervnc-debugsource-1.6.0-22.17.1
       xorg-x11-Xvnc-1.6.0-22.17.1
       xorg-x11-Xvnc-debuginfo-1.6.0-22.17.1
  o SUSE Linux Enterprise Server 12-SP4-LTSS (aarch64 ppc64le s390x x86_64):
       libXvnc1-1.6.0-22.17.1
       libXvnc1-debuginfo-1.6.0-22.17.1
       tigervnc-1.6.0-22.17.1
       tigervnc-debuginfo-1.6.0-22.17.1
       tigervnc-debugsource-1.6.0-22.17.1
       xorg-x11-Xvnc-1.6.0-22.17.1
       xorg-x11-Xvnc-debuginfo-1.6.0-22.17.1


References:

  o https://www.suse.com/security/cve/CVE-2020-26117.html
  o https://bugzilla.suse.com/1176733


- -----------------------------------------------------------------------------------------
SUSE Security Update: Security update for tigervnc

______________________________________________________________________________

Announcement ID:   SUSE-SU-2020:2880-1
Rating:            critical
References:        #1176733
Cross-References:  CVE-2020-26117
Affected Products:
                   SUSE Linux Enterprise Module for Desktop Applications 15-SP2
                   SUSE Linux Enterprise Module for Desktop Applications 15-SP1
                   SUSE Linux Enterprise Module for Basesystem 15-SP2
                   SUSE Linux Enterprise Module for Basesystem 15-SP1
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for tigervnc fixes the following issues:

  o CVE-2020-26117: Server certificates were stored as certiticate authorities,
    allowing malicious owners of these certificates to impersonate any server
    after a client had added an exception (bsc#1176733)

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o SUSE Linux Enterprise Module for Desktop Applications 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP2-2020-2880=1
  o SUSE Linux Enterprise Module for Desktop Applications 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP1-2020-2880=1
  o SUSE Linux Enterprise Module for Basesystem 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-2880=1
  o SUSE Linux Enterprise Module for Basesystem 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-2880=1

Package List:

  o SUSE Linux Enterprise Module for Desktop Applications 15-SP2 (aarch64
    ppc64le s390x x86_64):
       libXvnc-devel-1.9.0-19.9.1
       tigervnc-debuginfo-1.9.0-19.9.1
       tigervnc-debugsource-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Desktop Applications 15-SP1 (aarch64
    ppc64le s390x x86_64):
       libXvnc-devel-1.9.0-19.9.1
       tigervnc-debuginfo-1.9.0-19.9.1
       tigervnc-debugsource-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x
    x86_64):
       libXvnc1-1.9.0-19.9.1
       libXvnc1-debuginfo-1.9.0-19.9.1
       tigervnc-1.9.0-19.9.1
       tigervnc-debuginfo-1.9.0-19.9.1
       tigervnc-debugsource-1.9.0-19.9.1
       xorg-x11-Xvnc-1.9.0-19.9.1
       xorg-x11-Xvnc-debuginfo-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le
    x86_64):
       xorg-x11-Xvnc-module-1.9.0-19.9.1
       xorg-x11-Xvnc-module-debuginfo-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Basesystem 15-SP2 (noarch):
       xorg-x11-Xvnc-novnc-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le s390x
    x86_64):
       libXvnc1-1.9.0-19.9.1
       libXvnc1-debuginfo-1.9.0-19.9.1
       tigervnc-1.9.0-19.9.1
       tigervnc-debuginfo-1.9.0-19.9.1
       tigervnc-debugsource-1.9.0-19.9.1
       xorg-x11-Xvnc-1.9.0-19.9.1
       xorg-x11-Xvnc-debuginfo-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le
    x86_64):
       xorg-x11-Xvnc-module-1.9.0-19.9.1
       xorg-x11-Xvnc-module-debuginfo-1.9.0-19.9.1
  o SUSE Linux Enterprise Module for Basesystem 15-SP1 (noarch):
       xorg-x11-Xvnc-novnc-1.9.0-19.9.1


References:

  o https://www.suse.com/security/cve/CVE-2020-26117.html
  o https://bugzilla.suse.com/1176733

- --------------------------END INCLUDED TEXT--------------------

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