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Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: corosync (UTSA-2026-005515)

critical Nessus Plugin ID 300748

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-2026-005515 advisory.

 Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack- based buffer overflow in orf_token_endian_convert in exec/totemsrp.c via a large UDP packet.

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 corosync package.

See Also

http://www.nessus.org/u?7560c6bd

https://gitee.com/src-openeuler/corosync/issues/IBVESW

https://nvd.nist.gov/vuln/detail/CVE-2025-30472

Plugin Details

Severity: Critical

ID: 300748

File Name: unity_linux_UTSA-2026-005515.nasl

Version: 1.1

Type: local

Published: 3/4/2026

Updated: 3/4/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2025-30472

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Exploit Ease: Exploits are available

Patch Publication Date: 3/2/2026

Vulnerability Publication Date: 3/22/2025

Reference Information

CVE: CVE-2025-30472