SUSE LibVNCServer Important Out-Of-Bounds Write Advisory 2026-2227-1
suse
June 4, 2026
An update that solves one vulnerability can now be installed.
Summary
## This update for LibVNCServer fixes the following issues: * CVE-2026-44988: Fixed missing validation of rectangle width in tight gradient decoding can lead to server-triggered out-of-bounds write (bsc#1266459). ## 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: * SUSE Package Hub 15 15-SP7 zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-2227=1 ## Package List: * SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64) * libvncserver0-debuginfo-0.9.10-150000.4.38.1 * LibVNCServer-debugsource-0.9.10-150000.4.38.1 * libvncserver0-0.9.10-150000.4.38.1
Topics Covered
References
* bsc#1266459
Cross-
* CVE-2026-44988
CVSS scores:
* CVE-2026-44988 ( SUSE ): 9.2
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-44988 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-44988 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products:
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
* SUSE Package Hub 15 15-SP7
An update that solves one vulnerability can now be installed.
##
* https://www.suse.com/security/cve/CVE-2026-44988.html
* https://bugzilla.suse.com/show_bug.cgi?id=1266459
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Severity
important
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Announcement ID: SUSE-SU-2026:2227-1
Release Date: 2026-06-03T08:06:48Z
Rating: important
Topics Covered
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