Improper Isolation in Intel Processors Affects User Privileges
CVE-2025-20109

7.3HIGH

Key Information:

Vendor

Intel
Status
Intel(r) Processors
Vendor
CVE Published:
12 August 2025

What is CVE-2025-20109?

A flaw in the stream cache mechanism of certain Intel processors permits authenticated users to potentially escalate privileges through local access. This vulnerability arises from the inadequate isolation of cache data, which may allow unauthorized access to sensitive information or functions within the processor. Users and organizations relying on affected Intel processors should review security guidelines and apply necessary updates to mitigate potential risks.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

Intel(R) Processors See references

References

https://intel.com/content/www/us/en/security-center/advis...

CVSS V4

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.