CVE-2026-86567 (GCVE-0-2026-86567)

Vulnerability from cvelistv5 – Published: 2026-10-14 17:50 – Updated: 2026-10-15 15:10
VLAI
Title
Dpdk: dpdk: vduse handler fails to invalidate vring pointers when iotlb is invalidated, leading to use-after-unmap
Summary
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.
Severity
8.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-15 15:09 UTC
CWE
Assigner
redhat CNA under the redhat root
CNA scorecard B 82/100 over 1036 records in the last 180 days details
References
URL Tags
https://access.redhat.com/security/cve/CVE-2026-86567 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2529685 issue-trackingx_refsource_REDHAT
Impacted products
Date Public
2026-10-14 15:01
Credits
Red Hat would like to thank Don Salvatore Nero for reporting this issue.
Show details on NVD website
To clipboard 

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