From d29e216f994f8aa321c32ec77b9ad507357b37b3 Mon Sep 17 00:00:00 2001
From: Maxim Smirnov <33279413+Simi4@users.noreply.github.com>
Date: Sun, 31 Mar 2019 14:51:06 +0300
Subject: [PATCH] [NTOSKRNL] In MmCreateImageSection, properly check whether
 cache was initialized

This fixes a crash that occurs if nul is typed in cmd.exe
---
 ntoskrnl/mm/section.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ntoskrnl/mm/section.c b/ntoskrnl/mm/section.c
index 298fc5f0f96..335ab054d84 100644
--- a/ntoskrnl/mm/section.c
+++ b/ntoskrnl/mm/section.c
@@ -3739,7 +3739,7 @@ MmCreateImageSection(PROS_SECTION_OBJECT *SectionObject,
         return STATUS_INVALID_FILE_FOR_SECTION;
 
 #ifndef NEWCC
-    if (FileObject->SectionObjectPointer->SharedCacheMap == NULL)
+    if (!CcIsFileCached(FileObject))
     {
         DPRINT1("Denying section creation due to missing cache initialization\n");
         return STATUS_INVALID_FILE_FOR_SECTION;