CVE record · CVE-2026-86567

Dpdk: dpdk: vduse handler fails to invalidate vring pointers when iotlb is invalidated, leading to use-after-unmap

CVSS 8.8 HighEPSS 0.0019 · 8th percentile

Published by the CVE Program (CNA: redhat) at 14 Oct 2026, 17:50 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 10 Package name: dpdk https://access.redhat.com/downloads/content/package-browser/	unaffected 2:25.11-2.el10_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: dpdk https://access.redhat.com/downloads/content/package-browser/	unaffected 2:25.11-2.el9_8 to before * rpm Other versions: affected
Red Hat	Fast Datapath for RHEL 10 Package name: grout https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 10 Package name: openvswitch3.5 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 10 Package name: openvswitch3.6 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch2.11 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch2.12 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch2.13 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch2.15 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch2.16 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch2.17 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 8 Package name: openvswitch3.1 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: grout https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch2.17 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.0 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.1 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.2 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.3 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.4 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.5 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Fast Datapath for RHEL 9 Package name: openvswitch3.6 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: dpdk https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openvswitch2.17 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openvswitch3.0 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openvswitch3.1 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenStack Platform 13 (Queens) Package name: openvswitch https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

Identifiers: CVE-2026-86567
CNA: redhat
Weakness (CWE): CWE-416
Tags: Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 9
Red Hat Fast Datapath for RHEL 10
Red Hat Fast Datapath for RHEL 8
Red Hat Fast Datapath for RHEL 9
Red Hat Enterprise Linux 8
Red Hat OpenShift Container Platform 4
Red Hat OpenStack Platform 13 (Queens)
Memory corruption
Published: 14 Oct 2026
Updated: 4 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0019, the 8th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

14 Oct 2026, 17:50 UTC Confirmed by the CVE List
14 Oct 2026, 18:19 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:94629 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:94630 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-86567 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2529685 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.