{"id":"CVE-2021-3847","state":"PUBLISHED","title":"An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a no","description":"An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system.","publishedAt":"2022-04-01T22:17:29.000Z","updatedAt":"2024-08-03T17:09:09.608Z","severity":null,"assigner":"redhat","products":["n/a kernel"],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"all versions up to, including, kernel 5.17","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=2009704","https://www.openwall.com/lists/oss-security/2021/10/14/3"],"weaknesses":["CWE-281"],"ingestedAt":"2026-10-29T19:48:55.807Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/3xxx/CVE-2021-3847.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-3847","state":"PUBLISHED","datePublished":"2022-04-01T22:17:29.000Z","dateUpdated":"2024-08-03T17:09:09.608Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2021-10-01T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system."}],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"all versions up to, including, kernel 5.17","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2009704","tags":["x_refsource_MISC"]},{"url":"https://www.openwall.com/lists/oss-security/2021/10/14/3","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-281","description":"CWE-281","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2022-04-01T22:17:29.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2009704","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.openwall.com/lists/oss-security/2021/10/14/3","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:09:09.608Z"}}]}}}