{"id":"CVE-2024-45819","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-45819","generatedAt":"2026-10-28T04:44:02.360Z","title":"PVH guests have their ACPI tables constructed by the toolstack.","description":"PVH guests have their ACPI tables constructed by the toolstack.  The\nconstruction involves building the tables in local memory, which are\nthen copied into guest memory.  While actually used parts of the local\nmemory are filled in correctly, excess space that is being allocated is\nleft with its prior contents.","published":"2024-12-19T12:15:17.000Z","lastModified":"2026-06-17T07:54:53.000Z","status":"Analyzed","sourceIdentifier":"security@xen.org","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-276"],"affected":["xen/xen"],"epss":{"score":0.00301,"percentile":0.22656,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.30%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://xenbits.xenproject.org/xsa/advisory-464.html","tags":["Patch","Vendor Advisory"],"source":"security@xen.org"},{"url":"http://www.openwall.com/lists/oss-security/2024/11/12/1","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2024/11/12/10","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2024/11/12/7","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://xenbits.xen.org/xsa/advisory-464.html","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-45819","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."}