SUSE alert SUSE-SU-2026:1303-1 (tigervnc)

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OPENSUSE-SECURITY-UPDATES <null@suse.de>
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security-announce@lists.opensuse.org
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SUSE-SU-2026:1303-1: important: Security update for tigervnc
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Tue, 14 Apr 2026 08:30:35 -0000
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<177615543551.31304.17646748554701207247@c2c2e0ac4d9f>
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Article


# Security update for tigervnc

Announcement ID: SUSE-SU-2026:1303-1  
Release Date: 2026-04-13T16:03:04Z  
Rating: important  
References:

  * bsc#1260871

  
Cross-References:

  * CVE-2026-34352

  
CVSS scores:

  * CVE-2026-34352 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L
  * CVE-2026-34352 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-34352 ( NVD ):  8.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L

  
Affected Products:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for tigervnc fixes the following issues:

  * CVE-2026-34352: Fixed permissions to prevent other users from observing the
    screen, or modifying what is sent to the client. (bsc#1260871)

## Patch Instructions:

To install this SUSE 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 SUSE-2026-1303=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1303=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1303=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1303=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1303=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * tigervnc-debugsource-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-1.10.1-150400.7.15.1
    * tigervnc-debuginfo-1.10.1-150400.7.15.1
    * tigervnc-1.10.1-150400.7.15.1
    * libXvnc-devel-1.10.1-150400.7.15.1
    * libXvnc1-debuginfo-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-1.10.1-150400.7.15.1
  * openSUSE Leap 15.4 (noarch)
    * tigervnc-x11vnc-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-java-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-novnc-1.10.1-150400.7.15.1
  * openSUSE Leap 15.4 (aarch64 ppc64le x86_64 i586)
    * xorg-x11-Xvnc-module-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-debuginfo-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * tigervnc-debugsource-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-1.10.1-150400.7.15.1
    * tigervnc-debuginfo-1.10.1-150400.7.15.1
    * tigervnc-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-1.10.1-150400.7.15.1
    * libXvnc-devel-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-debuginfo-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
    * xorg-x11-Xvnc-novnc-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * tigervnc-debugsource-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-1.10.1-150400.7.15.1
    * tigervnc-debuginfo-1.10.1-150400.7.15.1
    * tigervnc-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-1.10.1-150400.7.15.1
    * libXvnc-devel-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-debuginfo-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
    * xorg-x11-Xvnc-novnc-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * tigervnc-debugsource-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-1.10.1-150400.7.15.1
    * tigervnc-debuginfo-1.10.1-150400.7.15.1
    * tigervnc-1.10.1-150400.7.15.1
    * libXvnc-devel-1.10.1-150400.7.15.1
    * libXvnc1-debuginfo-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le x86_64)
    * xorg-x11-Xvnc-module-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-debuginfo-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
    * xorg-x11-Xvnc-novnc-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * tigervnc-debugsource-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-1.10.1-150400.7.15.1
    * tigervnc-debuginfo-1.10.1-150400.7.15.1
    * tigervnc-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-1.10.1-150400.7.15.1
    * libXvnc-devel-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-module-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-debuginfo-1.10.1-150400.7.15.1
    * xorg-x11-Xvnc-debuginfo-1.10.1-150400.7.15.1
    * libXvnc1-1.10.1-150400.7.15.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
    * xorg-x11-Xvnc-novnc-1.10.1-150400.7.15.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-34352.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1260871



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