Vulnerability Description
Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent (MA).
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Amd | Epyc 7763 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7763 | - |
| Amd | Epyc 7713P Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7713P | - |
| Amd | Epyc 7713 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7713 | - |
| Amd | Epyc 7663 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7663 | - |
| Amd | Epyc 7643 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7643 | - |
| Amd | Epyc 75F3 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 75F3 | - |
| Amd | Epyc 7543P Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7543P | - |
| Amd | Epyc 7543 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7543 | - |
| Amd | Epyc 7513 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7513 | - |
| Amd | Epyc 7453 Firmware | < milanpi-sp3_1.0.0.7 |
| Amd | Epyc 7453 | - |
References
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028Vendor Advisory
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028Vendor Advisory
FAQ
What is CVE-2021-26349?
CVE-2021-26349 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent (MA).
How severe is CVE-2021-26349?
CVE-2021-26349 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-26349?
Check the references section above for vendor advisories and patch information. Affected products include: Amd Epyc 7763 Firmware, Amd Epyc 7763, Amd Epyc 7713P Firmware, Amd Epyc 7713P, Amd Epyc 7713 Firmware.