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Linux Distros Unpatched Vulnerability : CVE-2026-0959

medium Nessus Plugin ID 286809

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service (CVE-2026-0959)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2026-0959

https://ubuntu.com/security/CVE-2026-0959

Plugin Details

Severity: Medium

ID: 286809

File Name: unpatched_CVE_2026_0959.nasl

Version: 1.8

Type: local

Agent: unix

Family: Misc.

Published: 1/15/2026

Updated: 2/24/2026

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.6

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

CVSS Score Source: CVE-2026-0959

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 6

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:7, p-cpe:/a:redhat:enterprise_linux:wireshark-gnome, cpe:/o:canonical:ubuntu_linux:25.10, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:wireshark-devel, p-cpe:/a:centos:centos:wireshark-gnome, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:6, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:wireshark, p-cpe:/a:redhat:enterprise_linux:wireshark-cli, p-cpe:/a:centos:centos:wireshark-devel, p-cpe:/a:centos:centos:wireshark-cli, p-cpe:/a:redhat:enterprise_linux:wireshark, cpe:/o:redhat:enterprise_linux:10, p-cpe:/a:canonical:ubuntu_linux:wireshark

Required KB Items: Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 1/14/2026

Reference Information

CVE: CVE-2026-0959