{"id":"CVE-2026-62840","title":"Time-of-check time-of-use (toctou) race condition in Linux Kernel allows an authorized attacker to elevate privileges locally.","summary":"Time-of-check time-of-use (toctou) race condition in Linux Kernel allows an authorized attacker to elevate privileges locally.","severity":"high","cvss":7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-367"],"vendor":"Microsoft","product":"Linux 3P (Third Party) Distros","affected":["linux_3p_third_party_distros >= 1.0.0 < 7.3","linux_kernel_-_microsoft_mana_network_driver -"],"published":"2026-10-13","updated":"2026-10-16","sourceUpdated":"2026-10-16T14:17:25.377","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-62840","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62840","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"epss":0.00207,"epssPercentile":0.10697,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-13T21:10:34.499119Z"},"ingestedAt":"2026-10-13T21:58:14.181Z","slug":"CVE-2026-62840","body":"## Overview\n\nTime-of-check time-of-use (toctou) race condition in Linux Kernel allows an authorized attacker to elevate privileges locally.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}