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Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013017)

medium Nessus Plugin ID 307720

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-2026-013017 advisory.

 In the Linux kernel, the following vulnerability has been resolved:

 crypto: rng - Ensure set_ent is always present

 Ensure that set_ent is always set since only drbg provides it.

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?e6341ac9

http://www.nessus.org/u?034dbd03

https://nvd.nist.gov/vuln/detail/CVE-2025-40109

Plugin Details

Severity: Medium

ID: 307720

File Name: unity_linux_UTSA-2026-013017.nasl

Version: 1.1

Type: Local

Published: 4/21/2026

Updated: 4/21/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2025-40109

CVSS v3

Risk Factor: Medium

Base Score: 4.2

Temporal Score: 3.7

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

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: 4/21/2026

Vulnerability Publication Date: 10/23/2025

Reference Information

CVE: CVE-2025-40109