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.

Project Subscriptions

Vendors Products
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.

History

Thu, 12 Feb 2026 11:30:00 +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

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

Updated: 2026-02-12T11:19:45Z

Weaknesses