CVE-2026-31788: xen/privcmd: restrict usage in unprivileged domU
Overview
- Severity
- High (CVSS 8.2)
- CVSS Vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Mar
- Released
- 2026-04-26
- Last Updated
- 2026-09-25
- EPSS Score
- 0.20% (percentile: 9.4%)
Affected Products (2)
Open Source Software
- cbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0
Other
Revision History
- 2026-04-26: Information published.
- 2026-04-29: Information published.
- 2026-09-25: Information published.