{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-28736","assignerOrgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","state":"PUBLISHED","assignerShortName":"canonical","dateReserved":"2022-04-05T21:59:08.761Z","datePublished":"2023-07-20T00:23:01.952Z","dateUpdated":"2025-02-13T16:32:37.356Z"},"containers":{"cna":{"affected":[{"packageName":"grub2","product":"GNU GRUB","vendor":"GNU Project","repo":"https://git.savannah.gnu.org/cgit/grub.git","platforms":["Linux"],"versions":[{"lessThan":"2.06-3","status":"affected","version":"0","versionType":"semver"}]}],"title":"There's a use-after-free vulnerability in grub_cmd_chainloader() function","descriptions":[{"lang":"en","value":"There's a use-after-free vulnerability in grub_cmd_chainloader() function; The chainloader command is used to boot up operating systems that doesn't support multiboot and do not have direct support from GRUB2. When executing chainloader more than once a use-after-free vulnerability is triggered. If an attacker can control the GRUB2's memory allocation pattern sensitive data may be exposed and arbitrary code execution can be achieved."}],"datePublic":"2022-06-13T00:00:00.000Z","references":[{"tags":["mailing-list"],"url":"https://www.openwall.com/lists/oss-security/2022/06/07/5"},{"tags":["issue-tracking"],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28736"},{"url":"https://security.netapp.com/advisory/ntap-20230825-0002/"}],"credits":[{"lang":"en","type":"finder","value":"Chris Coulson"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":6.4,"baseSeverity":"MEDIUM"}}],"providerMetadata":{"orgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","shortName":"canonical","dateUpdated":"2023-08-25T22:06:14.346Z"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T06:03:52.084Z"},"title":"CVE Program Container","references":[{"tags":["mailing-list","x_transferred"],"url":"https://www.openwall.com/lists/oss-security/2022/06/07/5"},{"tags":["issue-tracking","x_transferred"],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28736"},{"url":"https://security.netapp.com/advisory/ntap-20230825-0002/","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-24T18:53:03.377740Z","id":"CVE-2022-28736","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":"2024-10-24T18:53:12.420Z"}}]}}