Index: /trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQuartz2D.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQuartz2D.cpp	(revision 35137)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/runtime/UIFrameBufferQuartz2D.cpp	(revision 35138)
@@ -382,5 +382,5 @@
 //        printf ("VRAM\n");
         /* Create the image copy of the framebuffer */
-        CGDataProviderRef dp = CGDataProviderCreateWithData(NULL, aEvent->VRAM(), aEvent->bitsPerPixel() / 8 * m_width * m_height, NULL);
+        CGDataProviderRef dp = CGDataProviderCreateWithData(NULL, aEvent->VRAM(), aEvent->bytesPerLine() * m_height, NULL);
         m_image = CGImageCreate(m_width, m_height, 8, aEvent->bitsPerPixel(), aEvent->bytesPerLine(), cs,
                                 kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Little, dp, 0, false,