{"id":"CVE-2021-3667","details":"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.","modified":"2026-05-15T09:15:55.755564Z","published":"2022-03-02T23:15:08.843Z","related":["ALSA-2021:4191","SUSE-SU-2021:2812-1","SUSE-SU-2021:3277-1","SUSE-SU-2021:3540-1","SUSE-SU-2021:3586-1","openSUSE-SU-2021:1451-1","openSUSE-SU-2021:2812-1","openSUSE-SU-2024:11008-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202210-06"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220331-0005/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1986094"},{"type":"FIX","url":"https://gitlab.com/libvirt/libvirt/-/commit/447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87"},{"type":"FIX","url":"https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libvirt/libvirt","events":[{"introduced":"6b59754bfda9477586a75af0c0b9ce1036c414e8"},{"last_affected":"03eadc86fc5cdadbc4ab18123d820b6e4e321abd"},{"introduced":"0"},{"last_affected":"5f6025945bf0f98debcd4ad8cf064e9cadca1cc9"},{"last_affected":"1899d7df34576e414c49e4d91c68e6e2348f37f2"}],"database_specific":{"extracted_events":[{"introduced":"4.1.0"},{"last_affected":"7.5.0"},{"introduced":"0"},{"last_affected":"8.0"},{"last_affected":"10.0"}],"cpe":["cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*","cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"source":"CPE_FIELD"}}],"versions":["v10.0.0","v10.0.0-rc2","v10.0.0-rc1","v9.10.0","v9.10.0-rc2","v9.10.0-rc1","v9.9.0","v9.9.0-rc2","v9.9.0-rc1","v9.8.0","v9.8.0-rc2","v9.8.0-rc1","v9.7.0","v9.7.0-rc2","v9.7.0-rc1","v9.6.0","v9.6.0-rc2","v9.6.0-rc1","CVE-2023-3750","v9.5.0","v9.5.0-rc2","v9.5.0-rc1","v9.4.0","v9.4.0-rc2","v9.4.0-rc1","v9.3.0","v9.3.0-rc2","v9.3.0-rc1","v9.2.0","v9.2.0-rc2","v9.2.0-rc1","v9.1.0","v9.1.0-rc2","v9.1.0-rc1","v9.0.0","v9.0.0-rc2","v9.0.0-rc1","v8.10.0","v8.10.0-rc2","v8.10.0-rc1","v8.9.0","v8.9.0-rc2","v8.9.0-rc1","v8.8.0","v8.8.0-rc2","v8.8.0-rc1","v8.7.0","v8.7.0-rc2","v8.7.0-rc1","v8.6.0","v8.6.0-rc2","v8.6.0-rc1","v8.5.0","v8.5.0-rc2","v8.5.0-rc1","v8.4.0","v8.4.0-rc2","v8.4.0-rc1","v8.3.0","v8.3.0-rc2","v8.3.0-rc1","v8.2.0","v8.2.0-rc2","v8.2.0-rc1","CVE-2022-0897","v8.1.0","v8.1.0-rc2","v8.1.0-rc1","v8.0.0","v8.0.0-rc2","v8.0.0-rc1","v7.10.0","v7.10.0-rc2","v7.10.0-rc1","v7.9.0","v7.9.0-rc2","v7.9.0-rc1","v7.8.0","v7.8.0-rc2","v7.8.0-rc1","v7.7.0","v7.7.0-rc2","v7.7.0-rc1","v7.6.0","v7.6.0-rc2","v7.6.0-rc1","CVE-2021-3667","v7.5.0","CVE-2021-3631","v7.5.0-rc2","v7.5.0-rc1","v7.4.0","v7.4.0-rc2","v7.4.0-rc1","v7.3.0","v7.3.0-rc2","v7.3.0-rc1","v7.2.0","v7.2.0-rc2","v7.2.0-rc1","v7.1.0","v7.1.0-rc2","v7.1.0-rc1","v7.0.0","v7.0.0-rc2","v7.0.0-rc1","v6.10.0","v6.10.0-rc2","v6.10.0-rc1","v6.9.0","v6.9.0-rc2","v6.9.0-rc1","v6.8.0","CVE-2020-25637","v6.8.0-rc2","v6.8.0-rc1","v6.7.0","v6.7.0-rc2","v6.7.0-rc1","v6.6.0","CVE-2020-14339","v6.6.0-rc1","v6.5.0","v6.5.0-rc2","v6.5.0-rc1","v6.4.0","v6.4.0-rc1","v6.3.0","v6.3.0-rc1","v6.2.0","v6.2.0-rc1","v6.1.0","v6.1.0-rc2","v6.1.0-rc1","v6.0.0","v6.0.0-rc2","v6.0.0-rc1","v5.10.0","v5.10.0-rc2","v5.10.0-rc1","v5.9.0","v5.9.0-rc1","v5.8.0","v5.8.0-rc2","v5.8.0-rc1","v5.7.0","v5.7.0-rc2","v5.7.0-rc1","v5.6.0","v5.6.0-rc2","v5.6.0-rc1","v5.5.0","v5.5.0-rc2","v5.5.0-rc1","CVE-2019-10168","CVE-2019-10161","CVE-2019-10166","CVE-2019-10167","v5.4.0","v5.4.0-rc2","v5.4.0-rc1","v4.2.0","v4.3.0","v4.4.0","v4.6.0","v4.8.0","v4.9.0","v4.10.0","v5.0.0","v5.2.0","CVE-2019-10132","v5.3.0","v4.7.0","v5.3.0-rc2","v5.3.0-rc1","CVE-2019-3886","v5.2.0-rc2","v5.2.0-rc1","v5.1.0","v5.1.0-rc2","v5.1.0-rc1","v5.0.0-rc2","v5.0.0-rc1","v4.10.0-rc2","v4.10.0-rc1","v4.9.0-rc1","v4.8.0-rc2","v4.8.0-rc1","v4.7.0-rc2","v4.7.0-rc1","v4.6.0-rc2","v4.6.0-rc1","v4.5.0","v4.5.0-rc2","v4.5.0-rc1","v4.4.0-rc2","v4.4.0-rc1","v4.1.0","v4.3.0-rc2","v4.3.0-rc1","v4.2.0-rc2","v4.2.0-rc1","CVE-2018-1064"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3667.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/libvirt/libvirt","events":[{"introduced":"0"},{"fixed":"447f69dec47e1b0bd15ecd7cd49a9fd3b050fb87"}],"database_specific":{"source":"REFERENCES"}}],"versions":["v7.5.0","CVE-2021-3631","v7.5.0-rc2","v7.5.0-rc1","v7.4.0","v7.4.0-rc2","v7.4.0-rc1","v7.3.0","v7.3.0-rc2","v7.3.0-rc1","v7.2.0","v7.2.0-rc2","v7.2.0-rc1","v7.1.0","v7.1.0-rc2","v7.1.0-rc1","v7.0.0","v7.0.0-rc2","v7.0.0-rc1","v6.10.0","v6.10.0-rc2","v6.10.0-rc1","v6.9.0","v6.9.0-rc2","v6.9.0-rc1","v6.8.0","CVE-2020-25637","v6.8.0-rc2","v6.8.0-rc1","v6.7.0","v6.7.0-rc2","v6.7.0-rc1","v6.6.0","CVE-2020-14339","v6.6.0-rc1","v6.5.0","v6.5.0-rc2","v6.5.0-rc1","v6.4.0","v6.4.0-rc1","v6.3.0","v6.3.0-rc1","v6.2.0","v6.2.0-rc1","v6.1.0","v6.1.0-rc2","v6.1.0-rc1","v6.0.0","v6.0.0-rc2","v6.0.0-rc1","v5.10.0","v5.10.0-rc2","v5.10.0-rc1","v5.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