Description (CNA)
Incomplete cleanup after loading a CPU microcode patch may allow a privileged attacker to degrade the entropy of the RDRAND instruction, potentially resulting in loss of integrity for SEV-SNP guests.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| AMD / AMD EPYC™ 7003 Series Processors | unaffected MilanPI 1.0.0.D |
| AMD / AMD EPYC™ 9004 Series Processors | unaffected GenoaPI 1.0.0.C |
| AMD / AMD EPYC™ 8004 Series Processors | unaffected GenoaPI 1.0.0.C |
| AMD / AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors | unaffected ChagallWSPI-sWRX8 1.0.0.8 |
| AMD / AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | unaffected CezannePI-FP6_1.0.1.1 |
| AMD / AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics | unaffected RembrandtPI-FP7/FP7r2_1.0.0.B |
| AMD / AMD Ryzen™ 5000 Series Desktop Processors | unaffected ComboAM4v2 1.2.0.Cb |
| AMD / AMD Ryzen™ 7000 Series Desktop Processors | unaffected ComboAM5 1.2.0.1 |
| AMD / AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics | unaffected PhoenixPI-FP8-FP7_1.1.0.3 |
| AMD / AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics | unaffected RembrandtPI-FP7/FP7r2_1.0.0.B |
| AMD / AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics | unaffected DragonRangeFL1 1.0.0.3e |
| AMD / AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors | unaffected ChagallWSPI-sWRX8 1.0.0.8 |
| AMD / AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics | unaffected CezannePI-FP6_1.0.1.1 |
| AMD / AMD Ryzen™ 8000 Series Desktop Processors | unaffected ComboAM5 1.2.0.1 |
| AMD / AMD EPYC™ Embedded 7003 Series Processors | unaffected EmbMilanPI-SP3 1.0.0.9 |
| AMD / AMD EPYC™ Embedded 9004 Series Processors | unaffected EmbGenoaPI-SP5 1.0.0.9 |
| AMD / AMD Ryzen™ Embedded 8000 Series Processors | unaffected EmbeddedPhoenixPI-FP7r2_1.2.0.0 |
| AMD / AMD Ryzen™ Embedded 7000 Series Processors | unaffected EmbeddedAM5PI 1.0.0.3 |
| AMD / AMD Ryzen™ Embedded 5000 Series Processors | unaffected EmbAM4PI 1.0.0.7 |
| AMD / AMD Ryzen™ Embedded V3000 Series Processors | unaffected Embedded-PI_FP7r2 100A |
CWE
CWE-459
References
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3014.html
ADP enrichment
No English description supplied.
No references supplied.