CVE-2021-46746
5.2
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H
Summary
Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing keys to c006Frrupt the return address, causing a stack-based buffer overrun, potentially leading to a denial of service.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| AMD | AMD EPYC™ 7001 Processors | various | affected |
| AMD | AMD EPYC™ 7002 Processors | various | affected |
| AMD | AMD EPYC™ 7003 Processors | various | affected |
| AMD | AMD EPYC™ 9004 Processors | various | affected |
| AMD | AMD Ryzen™ 3000 Series Desktop Processors | ComboAM4PI 1.0.0.9 | unaffected |
| AMD | AMD Ryzen™ 3000 Series Desktop Processors | ComboAM4 V2 PI 1.2.0.8 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors | ComboAM4V2 PI 1.2.0.8 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics | ComboAM4v2 PI 1.2.0.5 | unaffected |
| AMD | AMD Ryzen™ 7000 Series Desktop Processors | ComboAM5 1.0.8.0 | affected |
| AMD | AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics | ComboAM4PI 1.0.0.9 | unaffected |
| AMD | AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics | ComboAM4v2 PI 1.2.0.8 | unaffected |
| AMD | AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics | ComboAM4v2 PI 1.2.0.5 | unaffected |
| AMD | AMD Ryzen™ Threadripper™ 3000 Series Processors | CastlePeakPI-SP3r3 1.0.0.7 | unaffected |
| AMD | AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors | ChagallWSPI-sWRX8 1.0.0.2 | unaffected |
| AMD | AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors | CastlePeakWSPI-sWRX8 1.0.0.9 | unaffected |
| AMD | AMD Ryzen™ Threadripper™ PRO 5000WX Processors | ChagallWSPI-sWRX8 1.0.0.2 | unaffected |
| AMD | AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics | PicassoPI-FP5 1.0.0.E | unaffected |
| AMD | AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics | PollockPI-FT5 1.0.0.4 | affected |
| AMD | AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics | PicassoPI-FP5 1.0.0.E | unaffected |
| AMD | AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics | RenoirPI-FP6 1.0.0.8 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.8 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.8 | unaffected |
| AMD | AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics | MendocinoPI-FT6 1.0.0.6 | unaffected |
| AMD | AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics | RembrandtPI-FP7 1.0.0.5 | unaffected |
| AMD | AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics | RembrandtPI-FP7 1.0.0.5 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.8 | unaffected |
| AMD | AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.8 | unaffected |
| AMD | AMD Ryzen™ 7045 Series Mobile Processors | DragonRangeFL1PI 1.0.0.3b | unaffected |
| AMD | AMD EPYC™ Embedded 3000 Series Processors | various | affected |
| AMD | AMD EPYC™ Embedded 7002 Series Processors | various | affected |
| AMD | AMD EPYC™ Embedded 7003 Series Processors | various | affected |
| AMD | AMD EPYC™ Embedded 9003 Series Processors | various | affected |
| AMD | AMD Ryzen™ Embedded R1000 Series Processors | EmbeddedPI-FP5 1.2.0.A | unaffected |
| AMD | AMD Ryzen™ Embedded R2000 Series Processors | EmbeddedR2KPI-FP5 1.0.0.2 | unaffected |
| AMD | AMD Ryzen™ Embedded 5000 Series Processors | EmbAM4PI 1.0.0.2 | unaffected |
| AMD | AMD Ryzen™ Embedded 7000 Series Processors | EmbeddedAM5PI 1.0.0.0 | unaffected |
| AMD | AMD Ryzen™ Embedded V1000 Series Processors | EmbeddedPI-FP5 1.2.0.A | unaffected |
| AMD | AMD Ryzen™ Embedded V2000 Series Processors | EmbeddedPI-FP6 1.0.0.6 | unaffected |
| AMD | AMD Ryzen™ Embedded V3000 Series Processors | EmbeddedPI-FP7r2 1.0.0.2 | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.