From 2924ac48c5013acf18b7577de4f610612d88dd6c Mon Sep 17 00:00:00 2001
From: rubidium42 <rubidium@openttd.org>
Date: Fri, 4 Jun 2021 18:59:13 +0200
Subject: [PATCH] Fix: [Script] Ensure the saved script strings are properly
 validated and terminated when being read from the savegame

---
 src/script/script_instance.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/script/script_instance.cpp b/src/script/script_instance.cpp
index 24dbb9c395..7c2fa43d67 100644
--- a/src/script/script_instance.cpp
+++ b/src/script/script_instance.cpp
@@ -569,8 +569,9 @@ bool ScriptInstance::IsPaused()
 
 		case SQSL_STRING: {
 			SlObject(nullptr, _script_byte);
-			static char buf[256];
+			static char buf[std::numeric_limits<decltype(_script_sl_byte)>::max()];
 			SlArray(buf, _script_sl_byte, SLE_CHAR);
+			StrMakeValidInPlace(buf, buf + _script_sl_byte);
 			if (vm != nullptr) sq_pushstring(vm, buf, -1);
 			return true;
 		}