CVE-2021-3631: Netapp Ontap Select Deploy Administration Utility

Medium severity, CVSS 6.3. EPSS: 0.5% chance of exploitation in the next 30 days.

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality and integrity.

Affected products

• Netapp Ontap Select Deploy Administration Utility: affected versions not specified
• Red Hat Enterprise Linux: version 8.0 only
• Red Hat Libvirt: before 7.5.0 (fixed in 7.5.0)
• Red Hat Openshift Container Platform: version 4.8 only

Published 2022-03-02. Last modified 2026-06-17.