CVE-2025-27463

Vulnerability Description

[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] The Windows PV drivers expose various facilities to userspace. Several of these have no security descriptor, and are therefore fully accessible to unprivileged users. These are: 1. XenCons, CVE-2025-27462 2. XenIface, CVE-2025-27463 3. XenBus, CVE-2025-27464

Related Weaknesses (CWE)

CWE-276

References

https://xenbits.xen.org/xsa/advisory-468.html

FAQ

What is CVE-2025-27463?

CVE-2025-27463 is a documented vulnerability. [This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] The Windows PV drivers expose various facilities to userspace. Several ...

How severe is CVE-2025-27463?

CVSS scoring is not yet available for CVE-2025-27463. Check NVD for updates.

Is there a patch for CVE-2025-27463?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.