{"id":"CVE-2021-3667","state":"PUBLISHED","title":"An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt. It occurs in the storagePoolLookupByTargetPath function where a locked virStoragePoolObj","description":"An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt. It occurs in the storagePoolLookupByTargetPath function where a locked virStoragePoolObj object is not properly released on ACL permission failure. Clients connecting to the read-write socket with limited ACL permissions could use this flaw to acquire the lock and prevent other users from accessing storage pool/volume APIs, resulting in a denial of service condition. The highest threat from this vulnerability is to system availability.","publishedAt":"2022-03-02T00:00:00.000Z","updatedAt":"2025-02-13T16:28:25.782Z","severity":null,"assigner":"redhat","products":["n/a libvirt"],"affected":[{"vendor":"n/a","product":"libvirt","versions":[{"version":"Fixedin - libvert v7.6.0-rc1 and above","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1986094","https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87","https://gitlab.com/libvirt/libvirt/-/commit/447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87","https://security.netapp.com/advisory/ntap-20220331-0005/","https://security.gentoo.org/glsa/202210-06","https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html"],"weaknesses":["CWE-667"],"ingestedAt":"2026-10-29T19:48:55.807Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/3xxx/CVE-2021-3667.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-3667","state":"PUBLISHED","datePublished":"2022-03-02T00:00:00.000Z","dateUpdated":"2025-02-13T16:28:25.782Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2021-07-27T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt. It occurs in the storagePoolLookupByTargetPath function where a locked virStoragePoolObj object is not properly released on ACL permission failure. Clients connecting to the read-write socket with limited ACL permissions could use this flaw to acquire the lock and prevent other users from accessing storage pool/volume APIs, resulting in a denial of service condition. The highest threat from this vulnerability is to system availability."}],"affected":[{"vendor":"n/a","product":"libvirt","versions":[{"version":"Fixedin - libvert v7.6.0-rc1 and above","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1986094"},{"url":"https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87"},{"url":"https://gitlab.com/libvirt/libvirt/-/commit/447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87"},{"url":"https://security.netapp.com/advisory/ntap-20220331-0005/"},{"url":"https://security.gentoo.org/glsa/202210-06","name":"GLSA-202210-06","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-667","type":"CWE","lang":"en","description":"CWE-667  (improper Locking)"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2024-04-01T13:05:54.437Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1986094","tags":["x_transferred"]},{"url":"https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87","tags":["x_transferred"]},{"url":"https://gitlab.com/libvirt/libvirt/-/commit/447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87","tags":["x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20220331-0005/","tags":["x_transferred"]},{"url":"https://security.gentoo.org/glsa/202210-06","name":"GLSA-202210-06","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:01:08.343Z"}}]}}}