A LibVNCServer security update has been released for SUSE Linux Enterprise and openSUSE 15.4.

SUSE-SU-2022:3540-1: moderate: Security update for LibVNCServer

SUSE Security Update: Security update for LibVNCServer
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Announcement ID: SUSE-SU-2022:3540-1
Rating: moderate
References: #1203106
Cross-References: CVE-2020-29260
CVSS scores:
CVE-2020-29260 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2020-29260 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:
SUSE Linux Enterprise Desktop 15-SP4
SUSE Linux Enterprise High Performance Computing 15-SP4 SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP4
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP4SUSE Linux Enterprise Workstation Extension 15-SP4 SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
openSUSE Leap 15.4
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An update that fixes one vulnerability is now available.
Description:

This update for LibVNCServer fixes the following issues:
- CVE-2020-29260: Fixed memory leakage via rfbClientCleanup() (bsc#1203106).

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:
- openSUSE Leap 15.4:

zypper in -t patch openSUSE-SLE-15.4-2022-3540=1

- SUSE Linux Enterprise Workstation Extension 15-SP4:

zypper in -t patch SUSE-SLE-Product-WE-15-SP4-2022-3540=1
- SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP4:
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP4-2022-3540=1


Package List:

- openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

LibVNCServer-debugsource-0.9.13-150400.3.3.1
LibVNCServer-devel-0.9.13-150400.3.3.1
libvncclient1-0.9.13-150400.3.3.1
libvncclient1-debuginfo-0.9.13-150400.3.3.1
libvncserver1-0.9.13-150400.3.3.1
libvncserver1-debuginfo-0.9.13-150400.3.3.1

- SUSE Linux Enterprise Workstation Extension 15-SP4 (x86_64):
LibVNCServer-debugsource-0.9.13-150400.3.3.1
libvncclient1-0.9.13-150400.3.3.1
libvncclient1-debuginfo-0.9.13-150400.3.3.1
libvncserver1-0.9.13-150400.3.3.1
libvncserver1-debuginfo-0.9.13-150400.3.3.1

- SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP4 (aarch64 ppc64le s390x):

LibVNCServer-debugsource-0.9.13-150400.3.3.1
libvncclient1-0.9.13-150400.3.3.1
libvncclient1-debuginfo-0.9.13-150400.3.3.1
libvncserver1-0.9.13-150400.3.3.1
libvncserver1-debuginfo-0.9.13-150400.3.3.1

References:

  https://www.suse.com/security/cve/CVE-2020-29260.html
  https://bugzilla.suse.com/1203106