diff --git a/src/d3d9/d3d9_cursor.cpp b/src/d3d9/d3d9_cursor.cpp
index 999075df6..66751029d 100644
--- a/src/d3d9/d3d9_cursor.cpp
+++ b/src/d3d9/d3d9_cursor.cpp
@@ -40,6 +40,10 @@ namespace dxvk {
 
 
   BOOL D3D9Cursor::ShowCursor(BOOL bShow) {
+    // Cursor visibility remains unchanged (typically FALSE) if the cursor isn't set.
+    if (unlikely(m_hCursor == nullptr && m_sCursor.Width == 0 && m_sCursor.Height == 0))
+      return m_visible;
+
     if (likely(m_hCursor != nullptr))
       ::SetCursor(bShow ? m_hCursor : nullptr);
     
diff --git a/src/d3d9/d3d9_device.cpp b/src/d3d9/d3d9_device.cpp
index ff34e8e04..37a49ea0d 100644
--- a/src/d3d9/d3d9_device.cpp
+++ b/src/d3d9/d3d9_device.cpp
@@ -345,9 +345,19 @@ namespace dxvk {
     uint32_t inputWidth  = cursorTex->Desc()->Width;
     uint32_t inputHeight = cursorTex->Desc()->Height;
 
-    // Always use a hardware cursor when windowed.
+    // Check if surface dimensions are powers of two.
+    if ((inputWidth  && (inputWidth  & (inputWidth  - 1)))
+     || (inputHeight && (inputHeight & (inputHeight - 1))))
+      return D3DERR_INVALIDCALL;
+
     D3DPRESENT_PARAMETERS params;
     m_implicitSwapchain->GetPresentParameters(&params);
+
+    if (inputWidth  > params.BackBufferWidth
+     || inputHeight > params.BackBufferHeight)
+      return D3DERR_INVALIDCALL;
+
+    // Always use a hardware cursor when windowed.
     bool hwCursor  = params.Windowed;
 
     // Always use a hardware cursor w/h <= 32 px