{"id":"CVE-2022-36765","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-36765","generatedAt":"2026-10-27T19:52:38.230Z","title":"EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network.","description":"EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.","published":"2024-01-09T16:15:44.000Z","lastModified":"2026-06-17T04:53:57.000Z","status":"Modified","sourceIdentifier":"infosec@edk2.groups.io","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-680","CWE-119"],"affected":["tianocore/edk2"],"epss":{"score":0.0029,"percentile":0.21334,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wx","tags":["Third Party Advisory"],"source":"infosec@edk2.groups.io"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/","source":"infosec@edk2.groups.io"},{"url":"https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wx","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-36765","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}