CVE-2025-20109: High severity Intel Intel Processors vulnerability
Published Aug 12, 2025
·Updated
Improper Isolation or Compartmentalization in the stream cache mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.
Affected Software
3 affected components
Intel Intel Processors
F5 F5OS-A>=1.8.0<=1.8.3, >=1.5.1<=1.5.4
F5 F5OS-C>=1.8.1<=1.8.2
Event History
Aug 12, 2025
CVE Published
via MITRE·04:58 PM
Data Sourced
via MITRE·04:58 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeakness
Mar 11, 2026
Advisory Published
via F5·04:09 PM
Data Sourced
via F5·04:09 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-20109?
CVE-2025-20109 has been rated as a medium severity vulnerability.
2
What systems are impacted by CVE-2025-20109?
CVE-2025-20109 affects some Intel(R) Processors that utilize a stream cache mechanism.
3
How can I mitigate the risks associated with CVE-2025-20109?
Mitigation for CVE-2025-20109 involves applying the latest firmware updates provided by Intel.
4
What is the primary issue caused by CVE-2025-20109?
CVE-2025-20109 enables escalation of privilege for an authenticated user via local access due to improper isolation in the stream cache mechanism.
5
Is CVE-2025-20109 being actively exploited?
As of the latest information, there are no known active exploits for CVE-2025-20109.