Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004187)

medium Nessus Plugin ID 288310

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-2026-004187 advisory.

An issue was discovered in the Linux kernel before 5.8. arch/x86/kvm/svm/svm.c allows a set_memory_region_test infinite loop for certain nested page faults, aka CID-e72436bc3a52.

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?6395f3eb

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8

http://www.nessus.org/u?b2d3f88d

https://security-tracker.debian.org/tracker/CVE-2020-36310

https://www.debian.org/security/2022/dsa-5095

Plugin Details

Severity: Medium

ID: 288310

File Name: unity_linux_UTSA-2026-004187.nasl

Version: 1.2

Type: local

Published: 1/16/2026

Updated: 1/17/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2020-36310

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/UOS-Server/release, Host/UOS-Server/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 1/16/2026

Vulnerability Publication Date: 4/6/2021

Reference Information

CVE: CVE-2020-36310