Resource allocation without limits in AMD Ryzen™ Threadripper™ PRO 3000 WX-Series…
Priority LOW 32CWE-770Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-770.
Summary
Improper system call parameter validation in the Trusted OS may allow a malicious driver to perform mapping or unmapping operations on a large number of pages, potentially resulting in kernel memory corruption.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00162 5th percentileScored 2026-11-07
Fix Fixed AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors (AMD): ChagallWSPI-sWRX8 1.0.0.2/ CastlePeakWSPI-sWRX8 1.0.0.9AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics (AMD): ComboAM4v2 PI 1.2.0.5+20 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™ Threadripper™ PRO 3000 WX-Series Processors | — | ChagallWSPI-sWRX8 1.0.0.2/ CastlePeakWSPI-sWRX8 1.0.0.9 | Patch available | CNA |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics | — | ComboAM4v2 PI 1.2.0.5 | Patch available | CNA |
| AMD | AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors | — | ChagallWSPI-sWRX8 1.0.0.1 | Patch available | CNA |
| AMD | AMD Athlon™ 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 1.0.0.8 | 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 Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics | — | RenoirPI-FP6 1.0.0.8 | Patch available | CNA |
| AMD | AMD Ryzen™ 4000 Series Desktop Processors | — | ComboAM4v2 PI 1.2.0.5 | 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 | — | EmbeddedR2KPI-FP5_1.0.0.2 | 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") | — | 120A | 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 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) | Patch available | CNA |
| AMD | AMD Radeon™ PRO W5000 Series Graphics Products | — | AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) | Patch available | CNA |
| AMD | AMD Radeon™ PRO W6000 Series Graphics Products | — | AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) | Patch available | CNA |
| AMD | AMD Radeon™ RX 6000 Series Graphics Products | — | AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) | Patch available | CNA |
| AMD | AMD Radeon™ PRO V520 | — | Contact Your AMD Customer Engineering Represenatative | Patch available | CNA |
| AMD | AMD Radeon™ PRO V620 | — | Contact Your AMD Customer Engineering Represenatative | Patch available | CNA |
- AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors VendorAMD Affected — Fixed in ChagallWSPI-sWRX8 1.0.0.2/ CastlePeakWSPI-sWRX8 1.0.0.9 Patch available CNA
- AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics VendorAMD Affected — Fixed in ComboAM4v2 PI 1.2.0.5 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 Athlon™ 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 1.0.0.8 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 Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics VendorAMD Affected — Fixed in RenoirPI-FP6 1.0.0.8 Patch available CNA
- AMD Ryzen™ 4000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM4v2 PI 1.2.0.5 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 EmbeddedR2KPI-FP5_1.0.0.2 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 120A 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 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) Patch available CNA
- AMD Radeon™ PRO W5000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) Patch available CNA
- AMD Radeon™ PRO W6000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) Patch available CNA
- AMD Radeon™ RX 6000 Series Graphics Products VendorAMD Affected — Fixed in AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) Patch available CNA
- AMD Radeon™ PRO V520 VendorAMD Affected — Fixed in Contact Your AMD Customer Engineering Represenatative Patch available CNA
- AMD Radeon™ PRO V620 VendorAMD Affected — Fixed in Contact Your AMD Customer Engineering Represenatative Patch available CNA
Remediation
- Fix · CNA AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors (AMD) Fixed in ChagallWSPI-sWRX8 1.0.0.2/ CastlePeakWSPI-sWRX8 1.0.0.9
- Fix · CNA AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics (AMD) Fixed in ComboAM4v2 PI 1.2.0.5
- Fix · CNA AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors (AMD) Fixed in ChagallWSPI-sWRX8 1.0.0.1
- Fix · CNA AMD Athlon™ 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 1.0.0.8
- 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 Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics (AMD) Fixed in RenoirPI-FP6 1.0.0.8
- Fix · CNA AMD Ryzen™ 4000 Series Desktop Processors (AMD) Fixed in ComboAM4v2 PI 1.2.0.5
- 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 EmbeddedR2KPI-FP5_1.0.0.2
- 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 120A
- 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 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10)
- Fix · CNA AMD Radeon™ PRO W5000 Series Graphics Products (AMD) Fixed in AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10)
- Fix · CNA AMD Radeon™ PRO W6000 Series Graphics Products (AMD) Fixed in AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10)
- Fix · CNA AMD Radeon™ RX 6000 Series Graphics Products (AMD) Fixed in AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10)
- Fix · CNA AMD Radeon™ PRO V520 (AMD) Fixed in Contact Your AMD Customer Engineering Represenatative
- Fix · CNA AMD Radeon™ PRO V620 (AMD) Fixed in Contact Your AMD Customer Engineering Represenatative
Timeline
- 2026-10-02 Threatist record created from CVE-2021-26381
- 2026-10-03 Alias added: GHSA-99jj-mrwr-6crm
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-2021-26381 · CVE Program
- CVE-2021-26381 · NVD
- FIRST EPSS
- GHSA-99jj-mrwr-6crm · 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