CVE-2025-64437: KubeVirt Isolation Detection Flaw Allows Arbitrary File Permission Changes
Overview
- Severity
- Medium (CVSS 5)
- CVSS Vector
- CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2025-Nov
- Released
- 2025-11-09
- Last Updated
- 2026-01-02
- EPSS Score
- 0.23% (percentile: 14.0%)
Affected Products (4)
Open Source Software
- cbl2 kubevirt 0.59.0-30 on CBL Mariner 2.0
- azl3 kubevirt 1.5.0-5 on Azure Linux 3.0
- cbl2 kubevirt 0.59.0-31 on CBL Mariner 2.0
- cbl2 kubevirt 0.59.0-33 on CBL Mariner 2.0
Revision History
- 2025-11-09: Information published.
- 2025-12-06: Information published.
- 2025-12-07: Information published.
- 2025-12-23: Information published.
- 2026-01-02: Information published.