From 50472a98ea9eeb6e271983e030377f4a3097f620 Mon Sep 17 00:00:00 2001
From: Akash Mozumdar <akashmozumdar@gmail.com>
Date: Fri, 18 Jan 2019 12:51:45 -0500
Subject: [PATCH] fix buffer overrun

---
 vnrhook/texthook.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vnrhook/texthook.cc b/vnrhook/texthook.cc
index ad4a1dd..af03a11 100644
--- a/vnrhook/texthook.cc
+++ b/vnrhook/texthook.cc
@@ -244,7 +244,7 @@ DWORD WINAPI TextHook::Reader(LPVOID hookPtr)
 
 			if (This->hp.type & USING_UNICODE) dataLen = wcslen((wchar_t*)currentAddress) * 2;
 			else dataLen = strlen((char*)currentAddress);
-
+			if (dataLen > PIPE_BUFFER_SIZE - 1) continue; // results in silly error msg but oh well
 			memcpy(buffer, (void*)currentAddress, dataLen + 1);
 			TextOutput({ GetCurrentProcessId(), This->address, 0, 0 }, buffer, dataLen);
 		}