Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2021-3631

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.

  • Published: Mar 3, 2022
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-3631
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.3
  • AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

CVSS v2:

  • Severity: Low
  • Score: 3.3
  • AV:L/AC:M/Au:N/C:P/I:P/A:N

CWEs: