Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an…
Priority LOW 32CWE-1220Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrusted user space application to map sensitive SMN (System Management Network) apertures leading to a potential escalation of privileges.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00097 0th percentileScored 2026-11-07
Fix Fixed AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics (AMD): PicassoPI-FP5 1.0.0.EAMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors (AMD): CastlePeakWSPI-sWRX8 1.0.0.9, ChagallWSPI-sWRX8 1.0.0.2+25 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 Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics | — | PicassoPI-FP5 1.0.0.E | Patch available | CNA |
| AMD | AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors | — | CastlePeakWSPI-sWRX8 1.0.0.9, ChagallWSPI-sWRX8 1.0.0.2 | Patch available | CNA |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics | — | ComboAM4v2 PI 1.2.0.6 | Patch available | CNA |
| AMD | AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors | — | ChagallWSPI-sWRX8 1.0.0.1 | Patch available | CNA |
| AMD | AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics | — | RenoirPI-FP6 1.0.0.8 | Patch available | CNA |
| AMD | AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics | — | PicassoPI-FP5 1.0.0.E | Patch available | CNA |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | — | CezannePI-FP6 1.0.0.9 | Patch available | CNA |
| AMD | AMD Ryzen™ 3000 Series Desktop Processors | — | ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8 | Patch available | CNA |
| AMD | AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics | — | ComboAM4v2 PI 1.2.0.8 | Patch available | CNA |
| AMD | AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics | — | CezannePI-FP6 1.0.0.9 | Patch available | CNA |
| AMD | AMD Ryzen™ 4000 Series Desktop Processors | — | ComboAM4v2 PI 1.2.0.6 | Patch available | CNA |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors | — | ComboAM4 V2 PI 1.2.0.8 | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded R1000 Series Processors | — | EmbeddedPI-FP5_1.2.0.A | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded R2000 Series Processors | — | EmbeddedPI-FP5_1002 | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded 5000 Series Processors | — | EmbAM4PI 1.0.0.2 | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") | — | EmbeddedPI-FP5_1.2.0.A | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") | — | EmbeddedPI-FP5_1.2.0.A | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded V2000 Series Processors | — | EmbeddedPI-FP6_1.0.0.6 | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded V3000 Series Processors | — | EmbeddedPI-FP7r2_0080 | Patch available | CNA |
| AMD | AMD Radeon™ RX 5000 Series Graphics Products | — | AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) | Patch available | CNA |
| AMD | AMD Radeon™ PRO W5000 Series Graphics Products | — | AMD Software: PRO Edition 25.Q3.1 (25.10.32) | Patch available | CNA |
| AMD | AMD Radeon™ RX 6000 Series Graphics Products | — | AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) | Patch available | CNA |
| AMD | AMD Radeon™ RX 7000 Series Graphics Products | — | AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) | Patch available | CNA |
| AMD | AMD Radeon™ PRO W6000 Series Graphics Products | — | AMD Software: PRO Edition 25.Q3.1 (25.10.32) | Patch available | CNA |
| AMD | AMD Radeon™ PRO W7000 Series Graphics Products | — | AMD Software: PRO Edition 25.Q3.1 (25.10.32) | Patch available | CNA |
| AMD | AMD Radeon™ PRO V520 | — | Contact your AMD Customer Engineering representative | Patch available | CNA |
| AMD | AMD Radeon™ PRO V620 | — | Contact your AMD Customer Engineering representative | Patch available | CNA |
- AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in PicassoPI-FP5 1.0.0.E Patch available CNA
- AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors VendorAMD Affected — Fixed in CastlePeakWSPI-sWRX8 1.0.0.9, ChagallWSPI-sWRX8 1.0.0.2 Patch available CNA
- AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics VendorAMD Affected — Fixed in ComboAM4v2 PI 1.2.0.6 Patch available CNA
- AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors VendorAMD Affected — Fixed in ChagallWSPI-sWRX8 1.0.0.1 Patch available CNA
- AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in RenoirPI-FP6 1.0.0.8 Patch available CNA
- AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in PicassoPI-FP5 1.0.0.E Patch available CNA
- AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in CezannePI-FP6 1.0.0.9 Patch available CNA
- AMD Ryzen™ 3000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8 Patch available CNA
- AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics VendorAMD Affected — Fixed in ComboAM4v2 PI 1.2.0.8 Patch available CNA
- AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in CezannePI-FP6 1.0.0.9 Patch available CNA
- AMD Ryzen™ 4000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM4v2 PI 1.2.0.6 Patch available CNA
- AMD Ryzen™ 5000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM4 V2 PI 1.2.0.8 Patch available CNA
- AMD Ryzen™ Embedded R1000 Series Processors VendorAMD Affected — Fixed in EmbeddedPI-FP5_1.2.0.A Patch available CNA
- AMD Ryzen™ Embedded R2000 Series Processors VendorAMD Affected — Fixed in EmbeddedPI-FP5_1002 Patch available CNA
- AMD Ryzen™ Embedded 5000 Series Processors VendorAMD Affected — Fixed in EmbAM4PI 1.0.0.2 Patch available CNA
- AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") VendorAMD Affected — Fixed in EmbeddedPI-FP5_1.2.0.A Patch available CNA
- AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") VendorAMD Affected — Fixed in EmbeddedPI-FP5_1.2.0.A Patch available CNA
- AMD Ryzen™ Embedded V2000 Series Processors VendorAMD Affected — Fixed in EmbeddedPI-FP6_1.0.0.6 Patch available CNA
- AMD Ryzen™ Embedded V3000 Series Processors VendorAMD Affected — Fixed in EmbeddedPI-FP7r2_0080 Patch available CNA
- AMD Radeon™ RX 5000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) Patch available CNA
- AMD Radeon™ PRO W5000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: PRO Edition 25.Q3.1 (25.10.32) Patch available CNA
- AMD Radeon™ RX 6000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) Patch available CNA
- AMD Radeon™ RX 7000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) Patch available CNA
- AMD Radeon™ PRO W6000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: PRO Edition 25.Q3.1 (25.10.32) Patch available CNA
- AMD Radeon™ PRO W7000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: PRO Edition 25.Q3.1 (25.10.32) Patch available CNA
- AMD Radeon™ PRO V520 VendorAMD Affected — Fixed in Contact your AMD Customer Engineering representative Patch available CNA
- AMD Radeon™ PRO V620 VendorAMD Affected — Fixed in Contact your AMD Customer Engineering representative Patch available CNA
Remediation
- Fix · CNA AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in PicassoPI-FP5 1.0.0.E
- Fix · CNA AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors (AMD) Fixed in CastlePeakWSPI-sWRX8 1.0.0.9, ChagallWSPI-sWRX8 1.0.0.2
- Fix · CNA AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics (AMD) Fixed in ComboAM4v2 PI 1.2.0.6
- Fix · CNA AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors (AMD) Fixed in ChagallWSPI-sWRX8 1.0.0.1
- Fix · CNA AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in RenoirPI-FP6 1.0.0.8
- Fix · CNA AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in PicassoPI-FP5 1.0.0.E
- Fix · CNA AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in CezannePI-FP6 1.0.0.9
- Fix · CNA AMD Ryzen™ 3000 Series Desktop Processors (AMD) Fixed in ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8
- Fix · CNA AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics (AMD) Fixed in ComboAM4v2 PI 1.2.0.8
- Fix · CNA AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in CezannePI-FP6 1.0.0.9
- Fix · CNA AMD Ryzen™ 4000 Series Desktop Processors (AMD) Fixed in ComboAM4v2 PI 1.2.0.6
- Fix · CNA AMD Ryzen™ 5000 Series Desktop Processors (AMD) Fixed in ComboAM4 V2 PI 1.2.0.8
- Fix · CNA AMD Ryzen™ Embedded R1000 Series Processors (AMD) Fixed in EmbeddedPI-FP5_1.2.0.A
- Fix · CNA AMD Ryzen™ Embedded R2000 Series Processors (AMD) Fixed in EmbeddedPI-FP5_1002
- Fix · CNA AMD Ryzen™ Embedded 5000 Series Processors (AMD) Fixed in EmbAM4PI 1.0.0.2
- Fix · CNA AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") (AMD) Fixed in EmbeddedPI-FP5_1.2.0.A
- Fix · CNA AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") (AMD) Fixed in EmbeddedPI-FP5_1.2.0.A
- Fix · CNA AMD Ryzen™ Embedded V2000 Series Processors (AMD) Fixed in EmbeddedPI-FP6_1.0.0.6
- Fix · CNA AMD Ryzen™ Embedded V3000 Series Processors (AMD) Fixed in EmbeddedPI-FP7r2_0080
- Fix · CNA AMD Radeon™ RX 5000 Series Graphics Products (AMD) Fixed in AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03)
- Fix · CNA AMD Radeon™ PRO W5000 Series Graphics Products (AMD) Fixed in AMD Software: PRO Edition 25.Q3.1 (25.10.32)
- Fix · CNA AMD Radeon™ RX 6000 Series Graphics Products (AMD) Fixed in AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03)
- Fix · CNA AMD Radeon™ RX 7000 Series Graphics Products (AMD) Fixed in AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03)
- Fix · CNA AMD Radeon™ PRO W6000 Series Graphics Products (AMD) Fixed in AMD Software: PRO Edition 25.Q3.1 (25.10.32)
- Fix · CNA AMD Radeon™ PRO W7000 Series Graphics Products (AMD) Fixed in AMD Software: PRO Edition 25.Q3.1 (25.10.32)
- Fix · CNA AMD Radeon™ PRO V520 (AMD) Fixed in Contact your AMD Customer Engineering representative
- Fix · CNA AMD Radeon™ PRO V620 (AMD) Fixed in Contact your AMD Customer Engineering representative
Timeline
- 2026-10-02 Threatist record created from CVE-2021-46747
- 2026-10-03 Alias added: GHSA-59gr-g8qh-wf7f
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-2021-46747 · CVE Program
- CVE-2021-46747 · NVD
- FIRST EPSS
- GHSA-59gr-g8qh-wf7f · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences