Insufficient Granularity of Access Control in SEV firmware could allow a privileged user with a malicious hypervisor to create a SEV-ES guest with an ASID in the range meant for SEV-SNP guests potentially resulting in a partial loss of confidentiality.

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 Low

Subsequent System Integrity Impact None

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.

Exploitation none

Automatable no

Technical Impact partial

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 1.0.0.6 unaffected —
AMD AMD EPYC™ Embedded 9005 Series Processors affected
Version Status Constraints
EmbTurinPI-SP5_1.0.0.1 unaffected —

No data.

No data.

No data.

Project Subscriptions

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-3023.html cve-icon cve-icon
History

Tue, 10 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 10 Feb 2026 19:45:00 +0000

Type Values Removed Values Added
Description Insufficient Granularity of Access Control in SEV firmware could allow a privileged user with a malicious hypervisor to create a SEV-ES guest with an ASID in the range meant for SEV-SNP guests potentially resulting in a partial loss of confidentiality.
Weaknesses CWE-1220
References
Metrics cvssV4_0

{'score': 4.6, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-02-10T21:17:00.925Z

Reserved: 2025-05-22T16:34:07.748Z

Link: CVE-2025-48517

cve-icon Vulnrichment

Updated: 2026-02-10T21:12:30.659Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-10T20:16:45.407

Modified: 2026-02-10T21:51:48.077

Link: CVE-2025-48517

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses