Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098667)

medium Nessus Plugin ID 340669

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-2026-098667 advisory.

A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks.

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

https://access.redhat.com/security/cve/CVE-2022-0480

https://bugzilla.redhat.com/show_bug.cgi?id=2049700

https://github.com/kata-containers/kata-containers/issues/3373

https://nvd.nist.gov/vuln/detail/CVE-2022-0480

https://security-tracker.debian.org/tracker/CVE-2022-0480

https://ubuntu.com/security/CVE-2022-0480

http://www.nessus.org/u?0e184cfd

http://www.nessus.org/u?60308c02

http://www.nessus.org/u?96eea719

Plugin Details

Severity: Medium

ID: 340669

File Name: unity_linux_UTSA-2026-098667.nasl

Version: 1.1

Type: Local

Published: 8/26/2026

Updated: 8/26/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

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-2022-0480

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: 8/10/2026

Vulnerability Publication Date: 8/29/2022

Reference Information

CVE: CVE-2022-0480