CVE-2025-22839

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-12 · updated 2026-06-17
Weakness: CWE-1220

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.

Affected products

Intel(R) Xeon(R) 6 Scalable processors: See references

References

https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01310.html
https://lists.debian.org/debian-lts-announce/2025/10/msg00027.html

Get alerted when CVE-2025-22839 or the next vulnerability affects your stack