CVE-2021-4147

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CVSS 3.1

6.5 medium

EPSS

<1%p15

Published

Mar 25, 2022 (Mar 25, 2022)

Modified

Jun 17, 2026

Description

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.

Vendors: redhat fedoraproject netapp
Products: libvirt, fedora, ontap select deploy administration utility
Weakness: CWE-667
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.2%)

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