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.

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Produits concernés

• 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 10
• Red Hat Enterprise Linux 8
• Red Hat Enterprise Linux 9
• Red Hat OpenShift Container Platform 4
• Red Hat OpenStack Platform 13 (Queens)

Scores CVSS

Faiblesses (CWE)

• CWE-362

Références

• https://access.redhat.com/security/cve/CVE-2026-86562
• https://bugzilla.redhat.com/show_bug.cgi?id=2529667
• https://git.dpdk.org/dpdk/commit/?id=6ec17781346e0fe4b566b6bf8f79be71f87c10e4

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories