Detections
Analytics

Linux Distros Unpatched Vulnerability : CVE-2026-86567

high Nessus Plugin ID 365936

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.

 - A flaw was found in DPDK lib/vhost. The VDUSE handler fails to invalidate vring pointers when the IOTLB is invalidated, leading to use-after-unmap. (CVE-2026-86567)

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-2026-86567

https://security-tracker.debian.org/tracker/CVE-2026-86567

Plugin Details

Severity: High

ID: 365936

File Name: unpatched_CVE_2026_86567.nasl

Version: 1.3

Type: Local

Agent: unix

Family: Misc.

Published: 10/14/2026

Updated: 10/15/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 93.13

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-86567

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.1

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8, cpe:/o:debian:debian_linux:12.0, cpe:/o:debian:debian_linux:13.0, cpe:/o:debian:debian_linux:14.0, cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:centos:centos:dpdk-devel, p-cpe:/a:centos:centos:dpdk-doc, p-cpe:/a:centos:centos:dpdk-tools, p-cpe:/a:centos:centos:dpdk, p-cpe:/a:centos:centos:driverctl, p-cpe:/a:debian:debian_linux:dpdk, p-cpe:/a:redhat:enterprise_linux:dpdk-devel, p-cpe:/a:redhat:enterprise_linux:dpdk-doc, p-cpe:/a:redhat:enterprise_linux:dpdk-tools, p-cpe:/a:redhat:enterprise_linux:dpdk, p-cpe:/a:redhat:enterprise_linux:driverctl

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

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 10/14/2026

Reference Information

CVE: CVE-2026-86567