Oracle Linux 9 : tigervnc (ELSA-2024-0557)

critical Nessus Plugin ID 189865

Synopsis

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

Description

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-0557 advisory.

- Fix CVE-2024-21886 tigervnc: xorg-x11-server: heap buffer overflow in DisableDevice Resolves: RHEL-20389
- Fix CVE-2024-21885 tigervnc: xorg-x11-server: heap buffer overflow in XISendDeviceHierarchyEvent Resolves: RHEL-20383
- Fix CVE-2024-0229 tigervnc: xorg-x11-server: reattaching to different master device may lead to out-of- bounds memory access Resolves: RHEL-20533

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-2024-0557.html

Plugin Details

Severity: Critical

ID: 189865

File Name: oraclelinux_ELSA-2024-0557.nasl

Version: 1.1

Type: local

Agent: unix

Published: 1/31/2024

Updated: 9/21/2024

Supported Sensors: Frictionless Assessment Agent, 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-2023-6816

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, p-cpe:/a:oracle:linux:tigervnc-license, cpe:/a:oracle:linux:9::appstream, cpe:/o:oracle:linux:9, p-cpe:/a:oracle:linux:tigervnc-server-module, p-cpe:/a:oracle:linux:tigervnc-selinux

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/31/2024

Vulnerability Publication Date: 1/16/2024

Reference Information

CVE: CVE-2023-6816, CVE-2024-0229, CVE-2024-21885, CVE-2024-21886