Changeset 52488 in vbox for trunk/src/VBox/HostDrivers/Support/win/SUPHardenedVerifyProcess-win.cpp

Timestamp:

Aug 24, 2014 6:35:04 PM (10 years ago)

Author:

vboxsync

Message:

SUPHardenedVerifyProcess-win.cpp: Seems NtQueryInformationThread confusing the calling process for the process the specified thread is associated with. Not vital to check the thread count before the child has executed, really.

File:

• trunk/src/VBox/HostDrivers/Support/win/SUPHardenedVerifyProcess-win.cpp (modified) (2 diffs)

trunk/src/VBox/HostDrivers/Support/win/SUPHardenedVerifyProcess-win.cpp

@@ -1018 +1018 @@
      * Use the ThreadAmILastThread request to check that there is only one
      * thread in the process.
+     * Seems this isn't entirely reliable when hThread isn't the current thread?
      */
     ULONG cbIgn = 0;
@@ -2052 +2053 @@
      * allocate any state memory for these.
      */
-    int rc = supHardNtVpThread(hProcess, hThread, pErrInfo);
+    int rc = VINF_SUCCESS;
+    if (enmKind != SUPHARDNTVPKIND_CHILD_PURIFICATION)
+       rc = supHardNtVpThread(hProcess, hThread, pErrInfo);
 #ifndef VBOX_WITHOUT_DEBUGGER_CHECKS
     if (RT_SUCCESS(rc))