Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-434336)

medium Nessus Plugin ID 267270

Synopsis

The Unity Linux host is missing one or more security updates.

Description

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-434336 advisory.

In the Linux kernel, the following vulnerability has been resolved:

pstore/platform: Add check for kstrdup

Add check for the return value of kstrdup() and return the error if it fails in order to avoid NULL pointer dereference.

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

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 kernel package.

See Also

http://www.nessus.org/u?6070a42a

http://www.nessus.org/u?799a0af9

https://nvd.nist.gov/vuln/detail/CVE-2023-52869

Plugin Details

Severity: Medium

ID: 267270

File Name: unity_linux_UTSA-2025-434336.nasl

Version: 1.2

Type: local

Published: 10/7/2025

Updated: 10/15/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2023-52869

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/8/2025

Vulnerability Publication Date: 7/21/2021

Reference Information

CVE: CVE-2023-52869