Detections
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Linux Distros Unpatched Vulnerability : CVE-2026-86565

high Nessus Plugin ID 365945

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. A guest can desynchronize virtqueue size from inflight descriptor table size, causing an out-of-bounds write in the host vhost process. (CVE-2026-86565)

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-2026-86565

https://security-tracker.debian.org/tracker/CVE-2026-86565

Plugin Details

Severity: High

ID: 365945

File Name: unpatched_CVE_2026_86565.nasl

Version: 1.2

Type: Local

Agent: unix

Family: Misc.

Published: 10/14/2026

Updated: 10/14/2026

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: High

Base Score: 7.5

Temporal Score: 6.4

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

CVSS Score Source: CVE-2026-86565

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.5

Vector: CVSS:3.0/AV:L/AC:L/PR:H/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-2026-86565