[tfaber] 69456: [RAPPS] - Fix another potential buffer overflow

Author: tfaber
Date: Mon Oct  5 11:25:49 2015
New Revision: 69456

URL: http://svn.reactos.org/svn/reactos?rev=69456&view=rev
Log:
[RAPPS]
- Fix another potential buffer overflow

Modified:
    trunk/reactos/base/applications/rapps/loaddlg.c

Modified: trunk/reactos/base/applications/rapps/loaddlg.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/rapps/loa...
==============================================================================
--- trunk/reactos/base/applications/rapps/loaddlg.c	[iso-8859-1] (original)
+++ trunk/reactos/base/applications/rapps/loaddlg.c	[iso-8859-1] Mon Oct  5 11:25:49 2015
@@ -408,10 +408,11 @@
     if(FAILED(StringCbLengthW(AppInfo->szUrlDownload, sizeof(AppInfo->szUrlDownload), &urlLength)))
         goto end;

-    urlComponents.dwSchemeLength = urlLength*sizeof(WCHAR);
-    urlComponents.lpszScheme = malloc(urlComponents.dwSchemeLength);
-    urlComponents.dwHostNameLength = urlLength*sizeof(WCHAR);
-    urlComponents.lpszHostName = malloc(urlComponents.dwHostNameLength);
+    urlLength /= sizeof(WCHAR);
+    urlComponents.dwSchemeLength = urlLength + 1;
+    urlComponents.lpszScheme = malloc(urlComponents.dwSchemeLength * sizeof(WCHAR));
+    urlComponents.dwHostNameLength = urlLength + 1;
+    urlComponents.lpszHostName = malloc(urlComponents.dwHostNameLength * sizeof(WCHAR));

if(!InternetCrackUrlW(AppInfo->szUrlDownload, urlLength+1, ICU_DECODE | ICU_ESCAPE, &urlComponents))
         goto end;