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Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: microcode_ctl (UTSA-2026-015073)

medium Nessus Plugin ID 310887

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-2026-015073 advisory.

 Uncaught exception in the core management mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.

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 microcode_ctl package.

See Also

http://www.nessus.org/u?ae691537

https://gitee.com/src-openeuler/microcode_ctl/issues/IC7L8H

https://nvd.nist.gov/vuln/detail/CVE-2025-20054

Plugin Details

Severity: Medium

ID: 310887

File Name: unity_linux_UTSA-2026-015073.nasl

Version: 1.1

Type: Local

Published: 4/29/2026

Updated: 4/29/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

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-2025-20054

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.8

Threat Score: 4.3

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

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: 4/29/2026

Vulnerability Publication Date: 5/13/2025

Reference Information

CVE: CVE-2025-20054