medium5.5
CVE-2021-26312
Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be abl…
Impact
Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Amd | Epyc 7601 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7551p Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7551 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7501 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7451 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7401 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7371 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7351p Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7351 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7301 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7281 Firmware | before naplespi-sp3_1.0.0.g |
| Amd | Epyc 7261 Firmware | before naplespi-sp3_1.0.0.g |
Weakness classification
References
- NVD record
- CVE.org record
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028