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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.

PUBLISHED Reserved 2025-05-22 | Published 2026-02-10 | Updated 2026-02-10 | Assigner AMD




MEDIUM: 4.6CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N

Problem types

CWE-1220 Insufficient Granularity of Access Control

Product status

Default status
affected

TurinPI 1.0.0.6
unaffected

Default status
affected

EmbTurinPI-SP5_1.0.0.1
unaffected

References

www.amd.com/...es/product-security/bulletin/AMD-SB-3023.html

cve.org (CVE-2025-48517)

nvd.nist.gov (CVE-2025-48517)

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