CVE-2026-86562

Description

A flaw was found in DPDK lib/vhost. A TOCTOU double-fetch of control-queue descriptors allows a heap buffer overflow with attacker-controlled content in the VDUSE control-queue handler.

References

https://git.dpdk.org/dpdk/commit/?id=6ec17781346e0fe4b566b6bf8f79be71f87c10e4

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-101421

https://bugzilla.redhat.com/show_bug.cgi?id=2529667

https://access.redhat.com/security/cve/CVE-2026-86562

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3