A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.
Advisories

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Fixes

Solution

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Workaround

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History

Wed, 09 Sep 2026 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Low


Tue, 08 Sep 2026 23:15:00 +0000

Type Values Removed Values Added
Description A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.
Title Dpdk: dpdk: missing length validation before reading command_data in virtio-net control queue handler
First Time appeared Redhat
Redhat enterprise Linux
Redhat openshift
Weaknesses CWE-125
CPEs cpe:/a:redhat:openshift:4
cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:10::fastdatapath
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:8::fastdatapath
cpe:/o:redhat:enterprise_linux:9
cpe:/o:redhat:enterprise_linux:9::fastdatapath
Vendors & Products Redhat
Redhat enterprise Linux
Redhat openshift
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-08T23:07:39.510Z

Reserved: 2026-09-08T02:56:29.311Z

Link: CVE-2026-86564

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-08T23:17:30.083

Modified: 2026-09-08T23:17:30.083

Link: CVE-2026-86564

cve-icon Redhat

Severity : Low

Publid Date: 2026-09-08T00:00:00Z

Links: CVE-2026-86564 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses