CVE-2025-54509
MEDIUM EPSS 2.7%
Published Jun 9, 20262w ago · Modified Jun 17, 20261w ago
4.0 CVSS 4.0
Published Jun 9, 2026 2w ago
Last Modified Jun 17, 2026 1w ago
Description
Improper access control for register interface in the input-output memory management unit (IOMMU) could allow a privileged attacker to cause non-coherent accesses by the AMD secure processor (ASP) potentially resulting in loss of integrity.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/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 Low
Privileges Required High
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
2.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-1262
References 1
- amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3039.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.