Use After Free Affecting openvswitch2.13-ipsec package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-RHEL8-OPENVSWITCH213IPSEC-21085279
  • published16 Oct 2026
  • disclosed14 Oct 2026

Introduced: 14 Oct 2026

NewCVE-2026-86567  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 openvswitch2.13-ipsec.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openvswitch2.13-ipsec package and not the openvswitch2.13-ipsec package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in DPDK lib/vhost. The VDUSE handler fails to invalidate vring pointers when the IOTLB is invalidated, leading to use-after-unmap.

CVSS Base Scores

version 3.1