CVE-2025-64324 Details
Description
KubeVirt is a virtual machine management add-on for Kubernetes. The `hostDisk` feature in KubeVirt allows mounting a host file or directory owned by the user with UID 107 into a VM. However, prior to version 1.6.1 and 1.7.0, the implementation of this feature and more specifically the `DiskOrCreate` option (which creates a file if it doesn't exist) has a logic bug that allows an attacker to read and write arbitrary files owned by more privileged users on the host system. Versions 1.6.1 and 1.7.0 fix the issue.
A vulnerability in KubeVirt's hostDisk feature prior to versions 1.6.1 and 1.7.0 allows virtual machines to read and write arbitrary files owned by more privileged users on the host system. This issue arises when the DiskOrCreate option is used, creating a file without proper ownership validation. As a result, sensitive host files can be accessed and modified, potentially disrupting system operations.
Users can upgrade to KubeVirt versions 1.6.1 or 1.7.0, where this vulnerability has been addressed.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Nov 20, 2025References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | [email protected] |
| CWE-732 | Incorrect Permission Assignment for Critical Resource | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| kubevirt kubevirt | < 1.6.1 1.7.0 alpha0 1.7.0 beta0 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Nov 25, 2025 | Initial Analysis | [email protected] |
| Nov 18, 2025 | New CVE Received | [email protected] |