Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-412111)

medium Nessus Plugin ID 267505

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-2025-412111 advisory.

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

um: Fix potential integer overflow during physmem setup

This issue happens when the real map size is greater than LONG_MAX, which can be easily triggered on UML/i386.

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?ab22c5cd

https://nvd.nist.gov/vuln/detail/CVE-2024-53145

Plugin Details

Severity: Medium

ID: 267505

File Name: unity_linux_UTSA-2025-412111.nasl

Version: 1.2

Type: local

Published: 10/7/2025

Updated: 10/15/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

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-2024-53145

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: 12/24/2024

Reference Information

CVE: CVE-2024-53145