Vulnerability Monitor

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CVE-2021-4147

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition.

Published

2022-03-25T19:15:09.643

Last Modified

2024-11-21T06:37:00.193

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

6.9

Weaknesses
  • Type: Secondary
    CWE-667
  • Type: Primary
    CWE-667
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application redhat libvirt < 2.33.0 Yes
Operating System fedoraproject fedora 35 Yes
Application netapp ontap_select_deploy_administration_utility - Yes
References