[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
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
Project Subscriptions
No data.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
| Link | Providers |
|---|---|
| https://xenbits.xen.org/xsa/advisory-468.html |
|
History
Thu, 09 Jul 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Thu, 09 Jul 2026 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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 | |
| Title | WinPVDrivers: Excessive permissions on user-exposed devices | |
| Weaknesses | CWE-276 | |
| References |
| |
| Metrics |
cvssV4_0
|
Projects
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Status: PUBLISHED
Assigner: XEN
Published:
Updated: 2026-07-09T16:06:58.873Z
Reserved: 2025-02-26T09:16:54.461Z
Link: CVE-2025-27462
Updated: 2026-07-09T16:06:56.517Z
No data.
No data.
OpenCVE Enrichment
No data.
Weaknesses