CVE-2021-26353
High
Description
Failure to validate inputs in SMM may allow an attacker to create a mishandled error leaving the DRTM UApp in a partially initialized state potentially resulting in loss of memory integrity.
SeverityHigh
CVSS7.8
Exploit probability—
ProductAmd Epyc 7763 Firmware
PublishedMay 10, 2022
First seenMay 10, 2022
How to fix
Update
- 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
- amd epyc_7443p_firmwaremilanpi-sp3_1.0.0.4 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| 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 |
| amd epyc_7773x_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7473x_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7573x_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
| amd epyc_7373x_firmware | v < milanpi-sp3_1.0.0.4 | milanpi-sp3_1.0.0.4 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.