SUSE alert SUSE-SU-2026:3803-1 (LibVNCServer)
| From: | SLE-SECURITY-UPDATES <null@suse.de> | |
| To: | sle-security-updates@lists.suse.com | |
| Subject: | SUSE-SU-2026:3803-1: important: Security update for LibVNCServer | |
| Date: | Wed, 26 Aug 2026 08:30:34 -0000 | |
| Message-ID: | <178773303465.6935.13531286937830417310@6f3a8d4f1c47> |
# Security update for LibVNCServer Announcement ID: SUSE-SU-2026:3803-1 Release Date: 2026-08-25T18:48:49Z Rating: important References: * bsc#1276218 Cross-References: * CVE-2026-50538 CVSS scores: * CVE-2026-50538 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2026-50538 ( 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. ## Description: This update for LibVNCServer fixes the following issue: * CVE-2026-50538: a malicious (or man-in-the-middle) VNC server can force a connecting `libvncclient` to write attacker- controlled data past the end of its framebuffer (bsc#1276218). ## 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-SP7-2026-3803=1 ## Package List: * SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64) * LibVNCServer-debugsource-0.9.10-150000.4.41.1 * libvncserver0-debuginfo-0.9.10-150000.4.41.1 * libvncserver0-0.9.10-150000.4.41.1 ## References: * https://www.suse.com/security/cve/CVE-2026-50538.html * https://bugzilla.suse.com/show_bug.cgi?id=1276218
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