Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a memory write outside the permitted range of memory for the host kernel. A TOCTOU bug existed where a malicious driver could modify values in memory after firmware validation but before use.
Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a memory write outside the permitted range of memory for the host kernel.
A TOCTOU bug existed where a malicious driver could modify values in memory after firmware validation but before use.
왜 이 VPI인가 (설명가능 · 실험적)
VPI 산정 기준
| 영향도 | 78.00 |
| 악용 신호(추가 악용신호 없음) | ×1.00 |
| VPI | 78.00 |
VPI 공식 vpi-v1 기준