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    CVE-2025-48517

    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:Feb 10, 2026
    Last Modified:Apr 15, 2026
    EPS:Feb 10, 2026
    EPSS Score:0.00017
    CVSS Score:4.6

    Affected Products

    Vendor
    Amd
    Product
    Epyc 9005 Series Processors
    Vendor
    Amd
    Product
    Epyc Embedded 9005 Series Processors

    Exploits

    No exploit reference

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High