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    CVE-2025-0040

    Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.

    Published:May 15, 2026
    Last Modified:May 17, 2026
    EPS:May 15, 2026
    EPSS Score:0.00021
    CVSS Score:5.3

    Affected Products

    Vendor
    Amd
    Product
    Ryzen 7040 Series Mobile Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen 8000 Series Desktop Processors
    Vendor
    Amd
    Product
    Ryzen 8040 Series Mobile Processors With Radeon Graphics
    Vendor
    Amd
    Product
    Ryzen Embedded 8000 Series Processors

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

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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