Changeset 66212 in vbox for trunk/src

Timestamp:

Mar 22, 2017 7:46:16 PM (8 years ago)

Author:

vboxsync

Message:

Storage/DMG: Fix opening a non DMG image file which is too small to contain the UDIF descriptor

File:

• trunk/src/VBox/Storage/DMG.cpp (modified) (2 diffs)

trunk/src/VBox/Storage/DMG.cpp

@@ -1772 +1772 @@
     else
         rc = RTVfsFileGetSize(hDmgFileInXar, &cbFile);
-    if (RT_SUCCESS(rc))
+    if (   RT_SUCCESS(rc)
+        && cbFile >= sizeof(DMGUDIF))
     {
         DMGUDIF  Ftr;
@@ -1804 +1805 @@
                 rc = VERR_VD_DMG_INVALID_HEADER;
         }
+        else
+            rc = VERR_VD_DMG_INVALID_HEADER;
     }
     else