Unity Linux 20.1060a / 20.1070a Security Update: wireshark (UTSA-2026-150470)

critical Nessus Plugin ID 376606

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-2026-150470 advisory.

C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

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 wireshark package.

See Also

https://access.redhat.com/security/cve/CVE-2026-76886

https://gitlab.com/wireshark/wireshark/-/work_items/21439

https://www.wireshark.org/security/wnpa-sec-2026-75.html

http://www.nessus.org/u?e4e6f0bb

Plugin Details

Severity: Critical

ID: 376606

File Name: unity_linux_UTSA-2026-150470.nasl

Version: 1.2

Type: Local

Published: 11/5/2026

Updated: 11/6/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.41

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-2026-76886

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: 11/5/2026

Vulnerability Publication Date: 10/8/2024

Reference Information

CVE: CVE-2026-76886