CVE-2025-22839
Published: August 14, 2025Last modified: August 25, 2025
Description
Insufficient granularity of access control in the OOB-MSM for some Intel(R) Xeon(R) 6 Scalable processors may allow a privileged user to potentially enable escalation of privilege via adjacent access.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack Vector | ADJACENT_NETWORK |
| Attack complexity | HIGH |
| Privileges required | HIGH |
| User interaction | NONE |
| Scope | CHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | LOW |
| Vector | CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | intel-ucode | Fixed (20250812-r0) |
| 25 LTS | intel-ucode | Fixed (20250812-r0) | |
| Stream | intel-ucode | Fixed (20250812-r0) |