Improper Locking Affecting libvirt-daemon-driver-secret package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.33% (72nd percentile)

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  • Snyk IDSNYK-CENTOS7-LIBVIRTDAEMONDRIVERSECRET-2023324
  • published28 Jul 2021
  • disclosed21 Jul 2021

Introduced: 21 Jul 2021

CVE-2021-3667  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 libvirt-daemon-driver-secret.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvirt-daemon-driver-secret package and not the libvirt-daemon-driver-secret package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1