CVE-2025-54508 - Vulnerability Details - OpenCVE

Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements Present

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.

The EPSS score is 0.0016.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

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-3037.html

History

Wed, 11 Nov 2026 12:15:00 +0000

Type	Values Removed	Values Added
Title		Privilege-Dependent Concurrent RMP Modification Leading to Data Integrity Loss in SEV Firmware

Tue, 10 Nov 2026 22:00:00 +0000

Type	Values Removed	Values Added
Description		Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.
Weaknesses		CWE-179
References		https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3037.html
Metrics		cvssV4_0 `{'score': 4, 'vector': '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'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2026-11-10T21:44:05.041Z

Updated: 2026-11-10T21:44:05.041Z

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

Link: CVE-2025-54508

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-11-10T22:17:46.807

Modified: 2026-11-10T22:17:46.807

Link: CVE-2025-54508

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-11-11T12:00:23Z

Weaknesses

CWE-179

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-54508", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "state": "PUBLISHED", "assignerShortName": "AMD", "dateReserved": "2025-07-23T15:01:50.733Z", "datePublished": "2026-11-10T21:44:05.041Z", "dateUpdated": "2026-11-10T21:44:05.041Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2026-11-10T21:44:05.041Z"}, "affected": [{"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 9005 Series Processors", "versions": [{"version": "TurinPI_1.0.0.A", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 9005 Series Processors", "versions": [{"version": "EmbeddedTurinPI_SP5_1004", "status": "unaffected"}]}], "datePublic": "2026-11-10T21:43:10.035Z", "descriptions": [{"lang": "en", "value": "Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.<br>"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-179", "description": "CWE-179 Incorrect Behavior Order: Early Validation", "lang": "en", "type": "CWE"}]}], "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3037.html"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "AMD PSIRT Automation 1.0"}, "metrics": [{"cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "baseScore": 4, "baseSeverity": "MEDIUM"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}]}}}

{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "AMD EPYC\u2122 9005 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "TurinPI_1.0.0.A"}]}, {"defaultStatus": "affected", "product": "AMD EPYC\u2122 Embedded 9005 Series Processors", "vendor": "AMD", "versions": [{"status": "unaffected", "version": "EmbeddedTurinPI_SP5_1004"}]}], "source": "psirt@amd.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity."}], "id": "CVE-2025-54508", "lastModified": "2026-11-10T22:17:46.807", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.0, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "psirt@amd.com", "type": "Secondary"}]}, "published": "2026-11-10T22:17:46.807", "references": [{"source": "psirt@amd.com", "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3037.html"}], "sourceIdentifier": "psirt@amd.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-179"}], "source": "psirt@amd.com", "type": "Secondary"}]}