CVE-2025-0040

State: Published
Severity: 5.3 Medium
Published: May 15, 2026
Updated: May 15, 2026
Reserved: Nov 21, 2024

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N	AMD

Weaknesses

CWE-284 Improper Access Control

Affected Products

Product	Versions
AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ GraphicsAMD	PhoenixPI-FP8-FP7_1.2.0.BNot affected
AMD Ryzen™ 8000 Series Desktop ProcessorsAMD	ComboAM5PI 1.2.0.3dNot affected ComboAM5PI 1.1.0.3dNot affected
AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ GraphicsAMD	PhoenixPI-FP8-FP7_1.2.0.BNot affected
AMD Ryzen™ Embedded 8000 Series ProcessorsAMD	EmbeddedPhoenixPI-FP7r2_1.0.0.2Not affected

References

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