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Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: udisks2 (UTSA-2026-090565)

medium Nessus Plugin ID 336322

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-2026-090565 advisory.

 A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability.

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 udisks2 package.

See Also

https://nvd.nist.gov/vuln/detail/CVE-2021-3802

http://www.nessus.org/u?5ec9cb04

http://www.nessus.org/u?7762fd7a

Plugin Details

Severity: Medium

ID: 336322

File Name: unity_linux_UTSA-2026-090565.nasl

Version: 1.1

Type: Local

Published: 8/17/2026

Updated: 8/17/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 4.9

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

CVSS Score Source: CVE-2021-3802

CVSS v3

Risk Factor: Medium

Base Score: 4.2

Temporal Score: 3.8

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

Temporal Vector: CVSS:3.0/E:P/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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/6/2026

Vulnerability Publication Date: 11/29/2021

Reference Information

CVE: CVE-2021-3802