CVE-2021-4147 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00065.

Key SSVC decision points have not yet been added.

Vendors	Products
Fedoraproject	Fedora
Netapp	Ontap Select Deploy Administration Utility
Redhat	Libvirt

Configuration 1 [-]

cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

Configuration 3 [-]

cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DLA	DLA-3778-1	libvirt security update
Ubuntu USN	USN-5399-1	libvirt vulnerabilities

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://bugzilla.redhat.com/show_bug.cgi?id=2034195
https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html
https://nvd.nist.gov/vuln/detail/CVE-2021-4147
https://security.netapp.com/advisory/ntap-20220513-0004/
https://www.cve.org/CVERecord?id=CVE-2021-4147

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-03-25T00:00:00

Updated: 2024-08-03T17:16:04.272Z

Reserved: 2021-12-21T00:00:00

Link: CVE-2021-4147

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-03-25T19:15:09.643

Modified: 2024-11-21T06:37:00.193

Link: CVE-2021-4147

Redhat

Severity : Low

Publid Date: 2021-11-29T00:00:00Z

Links: CVE-2021-4147 - Bugzilla

OpenCVE Enrichment

No data.

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