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Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986657)

medium Nessus Plugin ID 268224

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-2025-986657 advisory.

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

 net: phy: micrel: Allow probing without .driver_data

 Currently, if the .probe element is present in the phy_driver structure and the .driver_data is not, a NULL pointer dereference happens.

 Allow passing .probe without .driver_data by inserting NULL checks for priv->type.

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?ace5ce62

http://www.nessus.org/u?8e0e86ac

https://nvd.nist.gov/vuln/detail/CVE-2022-49472

Plugin Details

Severity: Medium

ID: 268224

File Name: unity_linux_UTSA-2025-986657.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-2022-49472

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: 9/23/2025

Vulnerability Publication Date: 7/15/2022

Reference Information

CVE: CVE-2022-49472