From 9627e4ac70c9d66b9328bf7dc7bc40a501e151e7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=A9=20van=20Geldorp?= <ge@gse.nl>
Date: Wed, 26 Jan 2005 23:30:50 +0000
Subject: [PATCH] Avoid crash if import directory is messed up

svn path=/trunk/; revision=13325
---
 reactos/ntoskrnl/ldr/loader.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/reactos/ntoskrnl/ldr/loader.c b/reactos/ntoskrnl/ldr/loader.c
index c1afd7c11aa..c1f7a8ab78a 100644
--- a/reactos/ntoskrnl/ldr/loader.c
+++ b/reactos/ntoskrnl/ldr/loader.c
@@ -1577,6 +1577,12 @@ LdrPEFixupImports(PMODULE_OBJECT Module)
    DPRINT("Processeing import directory at %p\n", ImportModuleDirectory);
    while (ImportModuleDirectory->Name)
    {
+      if (Module->Length <= ImportModuleDirectory->Name)
+      {
+         DPRINT1("Invalid import directory in %wZ\n", &Module->FullName);
+         return STATUS_SECTION_NOT_IMAGE;
+      }
+
       /*  Check to make sure that import lib is kernel  */
       ImportedName = (PCHAR) Module->Base + ImportModuleDirectory->Name;