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- IntCreateWindow: Fill out MaximumLength field of the window name. Fixes potential buffer overflow in at least NtUserDefSetText.

svn path=/trunk/; revision=50135
This commit is contained in:
Roel Messiant
2010-12-25 05:27:01 +00:00
parent 9e8a4109b0
commit cbd14f3708
1 changed files with 1 additions and 0 deletions
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reactos/subsystems/win32/win32k/ntuser/window.c
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@@ -1759,6 +1759,7 @@ PWND FASTCALL IntCreateWindow(CREATESTRUCTW* Cs,
RtlCopyMemory(pWnd->strName.Buffer, WindowName->Buffer, WindowName->Length);
pWnd->strName.Buffer[WindowName->Length / sizeof(WCHAR)] = L'\0';
pWnd->strName.Length = WindowName->Length;
pWnd->strName.MaximumLength = WindowName->Length + sizeof(UNICODE_NULL);
}
/* Correct the window style. */