{"id":"CVE-2026-86562","title":"A flaw was found in DPDK lib/vhost","summary":"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.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-362"],"published":"2026-10-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T17:20:05.420","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86562","references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-86562","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2529667","label":"secalert@redhat.com"},{"url":"https://git.dpdk.org/dpdk/commit/?id=6ec17781346e0fe4b566b6bf8f79be71f87c10e4","label":"secalert@redhat.com"}],"tags":["nvd"],"ingestedAt":"2026-10-14T17:44:53.678Z","slug":"CVE-2026-86562","body":"## Overview\n\nA 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}