Description
Certain motherboard models developed by GIGABYTE has a Protection Mechanism Failure vulnerability. Because IOMMU was not properly enabled, unauthenticated physical attackers can use a DMA-capable PCIe device to read and write arbitrary physical memory before the OS kernel and its security features are loaded.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GIGABYTE | intel 600 chipset Motherboard | — | — |
| GIGABYTE | intel 700 chipset Motherboard | — | — |
| GIGABYTE | intel 800 chipset Motherboard | — | — |
| GIGABYTE | AMD 600 chipset motherboard | — | — |
| GIGABYTE | AMD 800 chipset motherboard | — | — |
| GIGABYTE | AMD TRX50 chipset motherboard | — | — |
References
- https://www.twcert.org.tw/tw/cp-132-10574-ddf09-1.html third-party-advisory
- https://www.twcert.org.tw/en/cp-139-10575-e4f41-2.html third-party-advisory
- https://www.gigabyte.com/Support/Security?type=1 vendor-advisory