Index: /trunk/src/VBox/VMM/VMMR3/CPUM.cpp
===================================================================
--- /trunk/src/VBox/VMM/VMMR3/CPUM.cpp	(revision 53390)
+++ /trunk/src/VBox/VMM/VMMR3/CPUM.cpp	(revision 53391)
@@ -4289,5 +4289,5 @@
         {
             pHyperLeafGst = cpumR3CpuIdGetLeaf(pVM->cpum.s.GuestInfo.paCpuIdLeavesR3, pVM->cpum.s.GuestInfo.cCpuIdLeaves,
-                                                       uHyperLeaf, 0 /* uSubLeaf */);
+                                               uHyperLeaf, 0 /* uSubLeaf */);
         }
 
@@ -4297,5 +4297,5 @@
 
         CPUMCPUIDLEAF  GuestLeaf;
-        uint32_t const cHyperGstMax = pHyperLeafGst->uEax;
+        uint32_t const cHyperGstMax = pHyperLeafGst ? pHyperLeafGst->uEax : 0;
         uint32_t const cHyperHstMax = Host.eax;
         uint32_t const cHyperMax    = RT_MAX(cHyperHstMax, cHyperGstMax);