CVE-2021-26367
5.7
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H
Summary
A malicious attacker in x86 can misconfigure the Trusted Memory Regions (TMRs), which may allow the attacker to set an arbitrary address range for the TMR, potentially leading to a loss of integrity and availability.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| AMD | AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics | ComboAM4v2 PI 1.2.0.5 | unaffected |
| 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 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 | unaffected |
| 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 1.0.0.7 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.6 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.6 | unaffected |
| AMD | AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.6 | unaffected |
| AMD | AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.6 | unaffected |
| AMD | AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics | CezannePI-FP6 1.0.0.6 | unaffected |
| AMD | AMD Radeon™ RX 6000 Series Graphics Cards | AMD Software: Adrenalin Edition 23.12.1 (23.30.13.01) | unaffected |
| AMD | AMD Radeon™ PRO W6000 Series Graphics Cards | AMD Software: PRO Edition 23.Q4 (23.30.13.03) | unaffected |
| 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 V1000 Series Processors | EmbeddedPI-FP5 1.2.0.A | unaffected |
| AMD | AMD Ryzen™ Embedded V2000 Series Processors | EmbeddedPI-FP6 1.0.0.6 | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4004.html
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6005.html
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