cvedb.io
CVE-2021-3631
MEDIUM · CVSS 6.3
EPSS exploitation probability: 0%
Published 2022-03-02T23:15:08.677 · Last modified 2026-06-17T04:05:28.457

Summary

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

redhat — libvirt

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.