From: Thomas Faber <thomas.faber@reactos.org>
Date: Sun, 29 Dec 2019 17:51:05 +0000 (+0100)
Subject: [WIN32K:NTUSER] Avoid user memory access outside of SEH in NtUserEnumDisplaySettings.
X-Git-Tag: 0.4.14-RC~853
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=ef103d7d69f918f699a81756bcae7d8f40ed93e9

[WIN32K:NTUSER] Avoid user memory access outside of SEH in NtUserEnumDisplaySettings.
---

diff --git a/win32ss/user/ntuser/display.c b/win32ss/user/ntuser/display.c
index 5295573437e..3c39c05ec35 100644
--- a/win32ss/user/ntuser/display.c
+++ b/win32ss/user/ntuser/display.c
@@ -621,7 +621,7 @@ NtUserEnumDisplaySettings(
     }
     _SEH2_END;
 
-    if (lpDevMode->dmSize != sizeof(DEVMODEW))
+    if (cbSize != sizeof(DEVMODEW))
     {
         return STATUS_BUFFER_TOO_SMALL;
     }