From 82d953bbc219d02edd0cba6bde6ac44a591c96bf Mon Sep 17 00:00:00 2001
From: Monster Iestyn <iestynjealous@ntlworld.com>
Date: Wed, 4 Jul 2018 20:15:36 +0100
Subject: [PATCH] Fixed the Lua crash exploit.
---
src/lua_consolelib.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/lua_consolelib.c b/src/lua_consolelib.c
index 566e73748e..3239b7c5ea 100644
--- a/src/lua_consolelib.c
+++ b/src/lua_consolelib.c
@@ -77,7 +77,9 @@ void Got_Luacmd(UINT8 **cp, INT32 playernum)
deny:
//must be hacked/buggy client
- lua_settop(gL, 0); // clear stack
+ if (gL) // check if Lua is actually turned on first, you dummmy -- Monster Iestyn 04/07/18
+ lua_settop(gL, 0); // clear stack
+
CONS_Alert(CONS_WARNING, M_GetText("Illegal lua command received from %s\n"), player_names[playernum]);
if (server)
{
--
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