Improper Isolation in Intel Processors Affects User Privileges

CVE-2025-20109

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.

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