CVE-2026-86562
Dpdk: dpdk: control-queue descriptor double-fetch overflows host heap in dpdk vhost (vduse)
CVSS 3.1 7.8 HIGHCheck source for fixed versionsKEV status unknown
Historical advisory recorded 9 Nov 2026 11:02:10 UTC. Read the latest advisory.
cve-program · CVE-2026-86562
PublishedA 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.
Read the publisher's advisoryAffected versions, risk and source history
Related advisories and sources
Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.
CVE-2026-86562 · CVE overview and exploitation status
cve-program · CVE-2026-86562
- https://access.redhat.com/errata/RHSA-2026:94629
- https://access.redhat.com/errata/RHSA-2026:94630
- https://access.redhat.com/errata/RHSA-2026:96083
- 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
This historical advisory does not include today's related changes. Open the latest advisory to find current connections.