6.5
Medium
CVE-2023-20591 Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to persist,…
Description
Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to persist, allowing an attacker to read or modify hypervisor memory, potentially resulting in loss of confidentiality, integrity, and availability.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| AMD EPYC™ 7003 Series Processors | Versions not published | |
| AMD EPYC™ 9004 Series Processors | Versions not published | |
| AMD EPYC™ Embedded 7003 Series Processors | Versions not published | |
| AMD EPYC™ Embedded 9003 Series Processors | Versions not published | |
| epyc_7003_firmware | Versions not published | |
| epyc_9003_firmware | Versions not published | |
| epyc_7773x_firmware | Versions not published | |
| epyc_9754s_firmware | Versions not published |