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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.
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11 Mar 2022 08:00Current
7.5High risk
Vulners AI Score7.5
CVSS 23.5
CVSS 3.16.5
EPSS0.00435