CVE-2025-20109

HIGH EPSS 3.0%

Published Aug 12, 202510mo ago · Modified Jun 17, 20261w ago

7.3 CVSS 4.0

High

Published Aug 12, 2025 10mo ago

Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score

7.3

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Local

Attack Complexity High

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

3.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-653

References 2

intel.com https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01249.html
lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00027.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.