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Unity Linux 20.1060e / 20.1070e Security Update: expat (UTSA-2026-017354)

high Nessus Plugin ID 313562

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-2026-017354 advisory.

 storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

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 expat package.

See Also

http://www.nessus.org/u?eb18a90c

https://nvd.nist.gov/vuln/detail/CVE-2022-22827

http://www.nessus.org/u?0d2707e2

Plugin Details

Severity: High

ID: 313562

File Name: unity_linux_UTSA-2026-017354.nasl

Version: 1.1

Type: Local

Published: 5/9/2026

Updated: 5/9/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-22827

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/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: 5/9/2026

Vulnerability Publication Date: 1/8/2022

Reference Information

CVE: CVE-2022-22827