Index: /trunk/src/VBox/Runtime/r3/xml.cpp
===================================================================
--- /trunk/src/VBox/Runtime/r3/xml.cpp	(revision 58168)
+++ /trunk/src/VBox/Runtime/r3/xml.cpp	(revision 58169)
@@ -1876,4 +1876,11 @@
     ReadContext context(pcszFilename);
     doc.m->reset();
+    const int options = XML_PARSE_NOBLANKS /* remove blank nodes */
+                      | XML_PARSE_NONET    /* forbit any network access */
+#if LIBXML_VERSION >= 20700
+                      | XML_PARSE_HUGE     /* don't restrict the node depth
+                                              to 256 (bad for snapshots!) */
+#endif
+                ;
     if (!(doc.m->plibDocument = xmlCtxtReadIO(m_ctxt,
                                               ReadCallback,
@@ -1882,5 +1889,5 @@
                                               pcszFilename,
                                               NULL,       // encoding = auto
-                                              XML_PARSE_NOBLANKS | XML_PARSE_NONET)))
+                                              options)))
         throw XmlError(xmlCtxtGetLastError(m_ctxt));