Improper validation of consistency within input in AMD SEV (Secure Encrypted Virtualization) firmware could allow an attacker with administrative privileges to create multiple RMP entries for the same guest physical address, potentially resulting in loss of guest integrity.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact High

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
AMD AMD EPYC™ 9005 Series Processors affected
Version Status Constraints
TurinPI_1.0.0.8 unaffected —
AMD AMD EPYC™ Embedded 9005 Series Processors affected
Version Status Constraints
EmbeddedTurinPI_SP5_1004 unaffected —

No data.

No data.

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Vendors Products
Amd Subscribe
Epyc 9005 Series Processors Subscribe
Epyc Embedded 9005 Series Processors Subscribe

Project Subscriptions

Vendors Products
Amd Subscribe
Epyc 9005 Series Processors Subscribe
Epyc Embedded 9005 Series Processors Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3058.html cve-icon cve-icon
History

Fri, 13 Nov 2026 00:45:00 +0000

Type Values Removed Values Added
Title Improper Validation of Input in AMD SEV Firmware Allows Multiple RMP Entries, Compromising Guest Integrity

Thu, 12 Nov 2026 23:45:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd epyc 9005 Series Processors
Amd epyc Embedded 9005 Series Processors
Vendors & Products Amd
Amd epyc 9005 Series Processors
Amd epyc Embedded 9005 Series Processors

Thu, 12 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Description Improper validation of consistency within input in AMD SEV (Secure Encrypted Virtualization) firmware could allow an attacker with administrative privileges to create multiple RMP entries for the same guest physical address, potentially resulting in loss of guest integrity.
Weaknesses CWE-1288
References
Metrics cvssV4_0

{'score': 5.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-11-13T00:16:27.550Z

Reserved: 2025-07-23T15:01:50.733Z

Link: CVE-2025-54507

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-12T20:18:14.030

Modified: 2026-11-13T02:18:48.537

Link: CVE-2025-54507

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-13T00:30:08Z

Weaknesses