Description
A flaw was found in libvirt in the virConnectListAllNodeDevices API in versions before 7.0.0. It only affects hosts with a PCI device and driver that supports mediated devices (e.g., GRID driver). This flaw could be used by an unprivileged client with a read-only connection to crash the libvirt daemon by executing the 'nodedev-list' virsh command. The highest threat from this vulnerability is to system availability.
Published: 2021-05-24
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-26870 A flaw was found in libvirt in the virConnectListAllNodeDevices API in versions before 7.0.0. It only affects hosts with a PCI device and driver that supports mediated devices (e.g., GRID driver). This flaw could be used by an unprivileged client with a read-only connection to crash the libvirt daemon by executing the 'nodedev-list' virsh command. The highest threat from this vulnerability is to system availability.
History

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Subscriptions

Netapp Ontap Select Deploy Administration Utility
Redhat Libvirt
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:01:07.894Z

Reserved: 2021-05-19T00:00:00.000Z

Link: CVE-2021-3559

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-05-24T12:15:07.677

Modified: 2024-11-21T06:21:50.863

Link: CVE-2021-3559

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-12-02T00:00:00Z

Links: CVE-2021-3559 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses