Detections
Analytics

Oracle Linux 8 : tigervnc (ELSA-2026-13414)

critical Nessus Plugin ID 312315

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-13414 advisory.

 - Fix CVE-2026-33999, CVE-2026-34000, CVE-2026-34001, CVE-2026-34002, CVE-2026-34003 xorg-x11-server: various XKB and XSYNC vulnerabilities Resolves: RHEL-163203 Resolves: RHEL-163271 Resolves: RHEL-163257

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-13414.html

Plugin Details

Severity: Critical

ID: 312315

File Name: oraclelinux_ELSA-2026-13414.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 5/5/2026

Updated: 5/5/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-34352

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:tigervnc-server-minimal, p-cpe:/a:oracle:linux:tigervnc, p-cpe:/a:oracle:linux:tigervnc-icons, p-cpe:/a:oracle:linux:tigervnc-server, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:tigervnc-license, p-cpe:/a:oracle:linux:tigervnc-server-module, p-cpe:/a:oracle:linux:tigervnc-selinux

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 5/5/2026

Vulnerability Publication Date: 3/26/2026

Reference Information

CVE: CVE-2026-33999, CVE-2026-34001, CVE-2026-34003, CVE-2026-34352