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openSUSE Leap 15.6 SUSE tigervnc Important Screen Access Fix CVE-2026-34352

suse
Calendar Grey April 10, 2026
Dist Suse Esm H88
SUSE releases important update for tigervnc addressing critical permissions issue to enhance system security.
An update that solves one vulnerability can now be installed.

Summary

## 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 15.6 zypper in -t patch SUSE-2026-1252=1 openSUSE-SLE-15.6-2026-1252=1 * SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1252=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1252=1 ## Package List: * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

Topics%20covered

Topics Covered

security advisory SuSE important permissions tigervnc screen access

References

* bsc#1260871

Cross-

* 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 15.6

* SUSE Linux Enterprise Server 15 SP6

* SUSE Linux Enterprise Server 15 SP6 LTSS

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-34352.html

* https://bugzilla.suse.com/show_bug.cgi?id=1260871

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1252-1
Release Date: 2026-04-10T11:37:03Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important permissions tigervnc screen access

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