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dpdk

A vulnerability (CVE-2026-86564) was identified in the DPDK lib/vhost component involving missing length validation before reading command_data in the virtio-net control queue handler. This flaw could lead to a denial of service (DoS) condition. The issue has a low severity rating with a CVSS score of 3.3. Multiple specific versions of DPDK, particularly Ubuntu-packaged versions from 2.0.0 through 25.11.3, are affected. There is no indication of known exploits in the wild. No patch or remediation details are provided in the available data.

CVE-2026-86564 describes a vulnerability in the DPDK lib/vhost where the virtio-net control queue handler does not perform length validation before reading command_data. This missing validation can cause improper memory access, classified under CWE-125 (Out-of-bounds Read). The vulnerability affects numerous Ubuntu-packaged versions of DPDK ranging from 2.0.0-0ubuntu1 through 25.11.3-1. The CVSS 3.1 score is 3.3, indicating low severity, with an attack vector limited to local access, low complexity, and requiring low privileges without user interaction. The impact is limited to availability (denial of service), with no confidentiality or integrity impact reported. No known exploits or patches are documented in the provided information.

Detailed information about A flaw was found in DPDK lib/vhost. (CVE-2026-86564). Get real-time updates, technical details, and mitigation strategies.

A flaw was found in DPDK lib/vhost. (CVE-2026-86564) - Live Threat Intelligence - Threat Radar | OffSeq.com

A flaw was found in DPDK lib/vhost. (CVE-2026-86564)

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