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CVE-2021-3667 An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| libvirt | Versions not published |
References
- bugzilla.redhat.com bugzilla.redhat.com
- libvirt.org libvirt.org
- gitlab.com gitlab.com
- security.netapp.com security.netapp.com
- GLSA-202210-06 security.gentoo.org
- lists.debian.org lists.debian.org
Timeline
- Published
- Last modified