Description
Certain motherboard models developed by MSI 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 |
|---|---|---|---|
| MSI | Intel 600 chipset motherboard | — | — |
| MSI | Intel 700 chipset motherboard | — | — |
References
- https://www.twcert.org.tw/tw/cp-132-10576-0a0fd-1.html third-party-advisory
- https://www.twcert.org.tw/en/cp-139-10577-3cd58-2.html third-party-advisory
- https://csr.msi.com/global/product-security-advisories vendor-advisory