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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.

Produits et versions touchés

Produit Versions touchées Corrigé en
libvirt Versions non publiées

Références

Chronologie

  1. Publiée
  2. Dernière modification
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