CVE-2021-26381
Published: Feb 10, 2026
Modified: Feb 26, 2026
Description
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.
| Vendor | Product | Versions |
|---|---|---|
AMD | AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors | unaffected ChagallWSPI-sWRX8 1.0.0.2/ CastlePeakWSPI-sWRX8 1.0.0.9 |
AMD | AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics | unaffected ComboAM4v2 PI 1.2.0.5 |
AMD | AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors | unaffected ChagallWSPI-sWRX8 1.0.0.1 |
AMD | AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics | unaffected PicassoPI-FP5 1.0.0.E |
AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | unaffected CezannePI-FP6 1.0.0.8 |
AMD | AMD Ryzen™ 3000 Series Desktop Processors | unaffected ComboAM4PI 1.0.0.9/ ComboAM4 V2 PI 1.2.0.8 |
AMD | AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics | unaffected RenoirPI-FP6 1.0.0.8 |
AMD | AMD Ryzen™ 4000 Series Desktop Processors | unaffected ComboAM4v2 PI 1.2.0.5 |
AMD | AMD Ryzen™ 5000 Series Desktop Processors | unaffected ComboAM4 V2 PI 1.2.0.8 |
AMD | AMD Ryzen™ Embedded R1000 Series Processors | unaffected EmbeddedPI-FP5 1.2.0.A |
AMD | AMD Ryzen™ Embedded R2000 Series Processors | unaffected EmbeddedR2KPI-FP5_1.0.0.2 |
AMD | AMD Ryzen™ Embedded 5000 Series Processors | unaffected EmbAM4PI 1.0.0.2 |
AMD | AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") | unaffected EmbeddedPI-FP5 1.2.0.A |
AMD | AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") | unaffected 120A |
AMD | AMD Ryzen™ Embedded V2000 Series Processors | unaffected EmbeddedPI-FP6_1.0.0.6 |
AMD | AMD Ryzen™ Embedded V3000 Series Processors | unaffected EmbeddedPI-FP7r2_0080 |
AMD | AMD Radeon™ RX 5000 Series Graphics Products | unaffected AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) |
AMD | AMD Radeon™ PRO W5000 Series Graphics Products | unaffected AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) |
AMD | AMD Radeon™ PRO W6000 Series Graphics Products | unaffected AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) |
AMD | AMD Radeon™ RX 6000 Series Graphics Products | unaffected AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) |
AMD | AMD Radeon™ PRO V520 | unaffected Contact Your AMD Customer Engineering Represenatative |
AMD | AMD Radeon™ PRO V620 | unaffected Contact Your AMD Customer Engineering Represenatative |
Weaknesses (CWE)
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now