CVE-2021-4147

En bref

Sévérité: Non disponible
EPSS: EPSS 0.24 % · centile 16 (2026-10-27)
État: PUBLISHED
Publiée: 2022-03-25
Mise à jour: 2024-08-03
Attribuée par: redhat
Statut NVD: Modified

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.

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 4.9	AV:L/AC:L/Au:N/C:N/I:N/A:C	NVD · nvd@nist.gov (Primary)

Faiblesses (CWE)

CWE-667

Références européennes

ENISA EUVD · EUVD-2021-34015
GCVE · GCVE-0-2021-4147

Configurations affectées (CPE NVD)

cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:* < 2.33.0
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*

Produits affectés

Produit	Versions
libvirt	affected libvirt 2.33.0

Références

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD