CVE-2026-86566

MediumCVSS 6.5/10Last modified Oct 14, 2026

Description

A flaw was found in DPDK lib/vhost. A guest with runt RX descriptors can underflow the copy length in vhost enqueue, causing a denial of service in a shared vhost backend such as OVS-DPDK.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Weakness enumeration

CWE-191

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Oct 14, 2026
Last modified
Oct 14, 2026
NVD status
Awaiting Analysis

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