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Amazon Linux 2022 : xorg-x11-server (ALAS2022-2022-250)

high Nessus Plugin ID 168561

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Synopsis

The remote Amazon Linux 2022 host is missing a security update.

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2022-2022-250 advisory.

 - A vulnerability classified as critical was found in X.org Server. Affected by this vulnerability is the function _GetCountedString of the file xkb/xkb.c. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211051. (CVE-2022-3550)

 - A vulnerability, which was classified as problematic, has been found in X.org Server. Affected by this issue is the function ProcXkbGetKbdByName of the file xkb/xkb.c. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211052.
 (CVE-2022-3551)

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

Solution

Run 'yum update xorg-x11-server' to update your system.

See Also

https://alas.aws.amazon.com/AL2022/ALAS-2022-250.html

https://alas.aws.amazon.com/cve/html/CVE-2022-3550.html

https://alas.aws.amazon.com/cve/html/CVE-2022-3551.html

Plugin Details

Severity: High

ID: 168561

File Name: al2022_ALAS2022-2022-250.nasl

Version: 1.3

Type: local

Agent: unix

Published: 12/9/2022

Updated: 12/11/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2022-3550

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/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:amazon:linux:xorg-x11-server-xephyr, p-cpe:/a:amazon:linux:xorg-x11-server-xvfb-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-xdmx-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-xephyr-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-common, p-cpe:/a:amazon:linux:xorg-x11-server-devel, cpe:/o:amazon:linux:2022, p-cpe:/a:amazon:linux:xorg-x11-server-xnest-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-xdmx, p-cpe:/a:amazon:linux:xorg-x11-server-source, p-cpe:/a:amazon:linux:xorg-x11-server-debugsource, p-cpe:/a:amazon:linux:xorg-x11-server-xvfb, p-cpe:/a:amazon:linux:xorg-x11-server-xnest, p-cpe:/a:amazon:linux:xorg-x11-server-xorg, p-cpe:/a:amazon:linux:xorg-x11-server-xorg-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/6/2022

Vulnerability Publication Date: 10/17/2022

Reference Information

CVE: CVE-2022-3550, CVE-2022-3551