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SEV CVE-2025-48517

Insufficient Granularity of Access Control (CWE-1220)
2026-02-10 psirt@amd.com
Authentication Bypass

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 10, 2026 - 20:16 nvd
N/A

DescriptionCVE.org

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.

Analysis

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.

Technical ContextAI

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.

Affected ProductsAI

Insufficient Granularity of Access Control in SEV firmware could

RemediationAI

Monitor vendor advisories for a patch.

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CVE-2025-48517 vulnerability details – vuln.today
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