TechPowerUp Ryzen DRAM Calculator, WinRing0x64.sys, Arbitrary Kernel Execution
Vulnerability Info
Version
- Ryzen DRAM Calculator 1.7.3, WinRing0x64.sys 1.2.0.5
- https://www.techpowerup.com/download/ryzen-dram-calculator/
Impact
Arbitrary Kernel Execution
Description
Ryzen DRAM Calculator 1.7.3 contains a known vulnerable component WinRing0x64.sys. A normal user can arbitrarily wrmsr and read/write physical memory, which leads to arbitrary kernel execution.