Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 556
Alerts This Week
Warning Icon 1 556

SUSE 15 SP7 LibVNCServer Important Denial of Service Advisory 2026-1173-1

suse
Calendar Grey April 2, 2026
Dist Suse Esm H88
An important update for LibVNCServer has been released, addressing two vulnerabilities impacting SUSE systems.
An update that solves two vulnerabilities can now be installed.

Summary

## This update for LibVNCServer fixes the following issues: * CVE-2026-32853: crafted FramebufferUpdate message can lead to information disclosure or denial of service (bsc#1260431). * CVE-2026-32854: crafted HTTP requests can cause a denial of service (bsc#1260429). ## 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-2026-1173=1 openSUSE-SLE-15.6-2026-1173=1 * SUSE Package Hub 15 15-SP7 zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1173=1 * SUSE Linux Enterprise Workstation Extension 15 SP7 zypper in -t patch SUSE-SLE-Product-WE-15-SP7-2026-1173=1 ## Package List:

Topics%20covered

Topics Covered

security advisory denial of service SuSE important information disclosure libvncserver

References

* bsc#1260429

* bsc#1260431

Cross-

* CVE-2026-32853

* CVE-2026-32854

CVSS scores:

* CVE-2026-32853 ( SUSE ): 7.1

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2026-32853 ( SUSE ): 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

* CVE-2026-32853 ( NVD ): 6.9

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-32853 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

* CVE-2026-32854 ( SUSE ): 8.2

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2026-32854 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-32854 ( NVD ): 6.3

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1173-1
Release Date: 2026-04-02T12:43:17Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service SuSE important information disclosure libvncserver

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.