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AlmaLinux 9 : tigervnc (ALSA-2023:0622)

high Nessus Plugin ID 171358

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2023:0622 advisory.

 - xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494)

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

Solution

Update the affected packages.

See Also

https://errata.almalinux.org/9/ALSA-2023-0622.html

Plugin Details

Severity: High

ID: 171358

File Name: alma_linux_ALSA-2023-0622.nasl

Version: 1.0

Type: local

Published: 2/10/2023

Updated: 2/10/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-0494

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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:alma:linux:tigervnc-icons, p-cpe:/a:alma:linux:tigervnc-license, p-cpe:/a:alma:linux:tigervnc-selinux, p-cpe:/a:alma:linux:tigervnc-server, p-cpe:/a:alma:linux:tigervnc-server-module, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9, p-cpe:/a:alma:linux:tigervnc-server-minimal, p-cpe:/a:alma:linux:tigervnc

Required KB Items: Host/local_checks_enabled, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 2/7/2023

Vulnerability Publication Date: 2/8/2023

Reference Information

CVE: CVE-2023-0494

CWE: 416