CVE-2021-26323
High
Description
Failure to validate SEV Commands while SNP is active may result in a potential impact to memory integrity.
SeverityHigh
CVSS7.8
Exploit probability—
ProductAmd Epyc 7232p Firmware
PublishedNov 16, 2021
First seenNov 16, 2021
Weakness typeCWE-20Improper input validation
How to fix
Update
- amd epyc_7232p_firmwareromepi-sp3_1.0.0.c or later
- amd epyc_7763_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7713p_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7713_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7663_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7643_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_75f3_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7543p_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7543_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7513_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_7453_firmwaremilanpi-sp3_1.0.0.4 or later
- amd epyc_74f3_firmwaremilanpi-sp3_1.0.0.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| amd epyc_7232p_firmware | v < romepi-sp3_1.0.0.c | romepi-sp3_1.0.0.c |
| amd epyc_7763_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7713p_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7713_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7663_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7643_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_75f3_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7543p_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7543_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7513_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7453_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_74f3_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7443p_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7443_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7413_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_73f3_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7343_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7313p_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7313_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_72f3_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
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