CVE-2025-54509

mediumpriority · track · 0EPSS 0.001 · 2 %ileDEEU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.13% (2nd) EPSS

CVSS 4 · medium

Is it mine?

19 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · cert_bund

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

4.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 0.8–4

v4.04mediumCVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:Nsecondary · ENISA EU

v4.04mediumCVSS: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:Xsecondary · psirt@amd.com

v4.00.8lowCVSS: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:U/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:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1262US

affected products (19)

Products and version ranges known to be affected.

AMD Prozessor EPYCall versionscert_bundDEcpe:/h:amd:amd_processor:epyc
AMD Prozessor Versal AI Edge Series Gen 2all versionscert_bundDEcpe:/h:amd:amd_processor:versal_ai_edge_series_gen_2
AMD Prozessor Versal Prime Series Gen 2all versionscert_bundDEcpe:/h:amd:amd_processor:versa_prime_series_gen_2
Dell PowerEdgeall versionscert_bundDEcpe:/h:dell:poweredge:-
Fedora Linuxall versionscert_bundDEcpe:/o:fedoraproject:fedora:-
FreeBSD Project FreeBSD OSall versionscert_bundDEcpe:/o:freebsd:freebsd:-
Google Cloud Platformall versionscert_bundDEcpe:/a:google:cloud_platform:-
HPE ProLiantall versionscert_bundDEcpe:/h:hp:proliant:-
Lenovo Computerall versionscert_bundDEcpe:/h:lenovo:computer:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
AMD AMD EPYC™ 8004 Series Processors< GenoaPI_1.0.0.Henisa_euvdEU
AMD AMD EPYC™ 9004 Series Processors< GenoaPI_1.0.0.Henisa_euvdEU
AMD AMD EPYC™ 9005 Series Processors< TurinPI_1.0.0.8enisa_euvdEU
AMD AMD EPYC™ Embedded 8004 Series Processors< EmbGenoaPI-SP5 1.0.0.Denisa_euvdEU
AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")< EmbGenoaPI-SP5 1.0.0.Denisa_euvdEU
AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")< EmbGenoaPI-SP5 1.0.0.Denisa_euvdEU
AMD AMD EPYC™ Embedded 9005 Series Processors< EmbeddedTurinPI_SP5_1004enisa_euvdEU

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1859AMD ARM und EPYC Prozessoren: Mehrere SchwachstellenDeutsch2026-06-09csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in AMD ARM und EPYC Prozessoren ausnutzen, um Sicherheitsvorkehrungen zu umgehen und Daten zu manipulieren.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund NVD CVE.org MITRE

published 2026-06-09modified 2026-07-23

references (4)

External citations — patches, advisories, analysis.

scry

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