Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013044)

high Nessus Plugin ID 307744

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-2026-013044 advisory.

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

jfs: Verify inode mode when loading from disk

The inode mode loaded from corrupted disk can be invalid. Do like what commit 0a9e74051313 (isofs: Verify inode mode when loading from disk) does.

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?df03fa84

http://www.nessus.org/u?fbdd0760

https://nvd.nist.gov/vuln/detail/CVE-2025-40312

Plugin Details

Severity: High

ID: 307744

File Name: unity_linux_UTSA-2026-013044.nasl

Version: 1.1

Type: Local

Published: 4/21/2026

Updated: 4/21/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

CVSS Score Source: CVE-2025-40312

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

Vulnerability Information

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/21/2026

Vulnerability Publication Date: 12/8/2025

Reference Information

CVE: CVE-2025-40312