{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2021-45464","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","dateUpdated":"2025-02-06T16:05:11.019Z","dateReserved":"2021-12-23T00:00:00.000Z","datePublished":"2023-04-15T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2023-04-15T00:00:00.000Z"},"descriptions":[{"lang":"en","value":"kvmtool through 39181fc allows an out-of-bounds write, related to virtio/balloon.c and virtio/pci.c. This allows a guest OS user to execute arbitrary code on the host machine."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://cdn.discordapp.com/attachments/921419715170164776/921882173517230100/exploit.c"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log/"},{"url":"https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm/"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/commit/?id=39181fc6429f4e9e71473284940e35857b42772a"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T04:39:21.011Z"},"title":"CVE Program Container","references":[{"url":"https://cdn.discordapp.com/attachments/921419715170164776/921882173517230100/exploit.c","tags":["x_transferred"]},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log/","tags":["x_transferred"]},{"url":"https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm/","tags":["x_transferred"]},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/commit/?id=39181fc6429f4e9e71473284940e35857b42772a","tags":["x_transferred"]}]},{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-787","lang":"en","description":"CWE-787 Out-of-bounds Write"}]}],"metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":8.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-02-06T16:04:30.062460Z","id":"CVE-2021-45464","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-02-06T16:05:11.019Z"}}]}}