Fix: elevated-rights-handle visible in user space.

2021-02-12 19:59:38 +11:00 · 2021-02-12 19:59:38 +11:00 · c405103c30
parent 7d5470a02d
commit c405103c30
1 changed files with 1 additions and 2 deletions
--- a/Sandboxie/core/drv/ipc.c
+++ b/Sandboxie/core/drv/ipc.c
@ -1164,11 +1164,10 @@ _FX NTSTATUS Ipc_Api_DuplicateObject(PROCESS *proc, ULONG64 *parms)

        status = NtDuplicateObject(
                        SourceProcessHandle, SourceHandle,
-                        TargetProcessHandle, TargetHandle,
+                        TargetProcessHandle, &TargetHandleValue,
                        DesiredAccess, HandleAttributes,
                        Options & ~DUPLICATE_CLOSE_SOURCE);

-        TargetHandleValue = *TargetHandle;
        *TargetHandle = NULL;

        if (NT_SUCCESS(status)) {