Improper access control in AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
Priority LOW 25CWE-284Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00125 2nd percentileScored 2026-11-08
Fix Fixed AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics (AMD): PhoenixPI-FP8-FP7_1.2.0.BAMD Ryzen™ 8000 Series Desktop Processors (AMD): ComboAM5PI 1.2.0.3d, ComboAM5PI 1.1.0.3d+2 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AMD | AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics | — | PhoenixPI-FP8-FP7_1.2.0.B | Patch available | CNA |
| AMD | AMD Ryzen™ 8000 Series Desktop Processors | — | ComboAM5PI 1.2.0.3d, ComboAM5PI 1.1.0.3d | Patch available | CNA |
| AMD | AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics | — | PhoenixPI-FP8-FP7_1.2.0.B | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded 8000 Series Processors | — | EmbeddedPhoenixPI-FP7r2_1.0.0.2 | Patch available | CNA |
- AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in PhoenixPI-FP8-FP7_1.2.0.B Patch available CNA
- AMD Ryzen™ 8000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM5PI 1.2.0.3d, ComboAM5PI 1.1.0.3d Patch available CNA
- AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in PhoenixPI-FP8-FP7_1.2.0.B Patch available CNA
- AMD Ryzen™ Embedded 8000 Series Processors VendorAMD Affected — Fixed in EmbeddedPhoenixPI-FP7r2_1.0.0.2 Patch available CNA
Remediation
- Fix · CNA AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in PhoenixPI-FP8-FP7_1.2.0.B
- Fix · CNA AMD Ryzen™ 8000 Series Desktop Processors (AMD) Fixed in ComboAM5PI 1.2.0.3d, ComboAM5PI 1.1.0.3d
- Fix · CNA AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in PhoenixPI-FP8-FP7_1.2.0.B
- Fix · CNA AMD Ryzen™ Embedded 8000 Series Processors (AMD) Fixed in EmbeddedPhoenixPI-FP7r2_1.0.0.2
Timeline
- 2026-10-02 Threatist record created from CVE-2025-0040
- 2026-10-03 Alias added: GHSA-f3qw-fm2w-5856
References
More AMD vulnerabilities
- TI-2026-36341 AI Tensor Engine for ROCm (AITER) 0.1.14 Unauthenticated RCE via MessageQueue.recv() Pickle Deserialization CVSS 4.0CRITICAL 9.2
- TI-2023-07046 Improper privilege management in AMD Radeon™ RX 5000 Series Graphics Cards CVSS 3.1HIGH 7.8
- TI-2023-04574 GPU kernel implementations susceptible to memory leak CVSS 3.1MEDIUM 6.5
- TI-2023-07042 Information disclosure through error messages in AMD Ryzen™ 3000 Series Desktop… CVSS 3.1MEDIUM 5.5
- TI-2023-23747 PVRIC (PowerVR Image Compression) on Imagination 2018 and later GPU devices offers… CVSS 3.1MEDIUM 5.3
- TI-2022-07839 Improper access control in System Management Mode (SMM) may allow an attacker to write to… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-0040 · CVE Program
- CVE-2025-0040 · NVD
- FIRST EPSS
- GHSA-f3qw-fm2w-5856 · GitHub Advisory Database · CC BY 4.0
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