script: don't read past the end

10 years ago · be6d87aa60
parent a94496fbb6
commit be6d87aa60
1 changed files with 2 additions and 1 deletions
--- a/src/script/interpreter.cpp
+++ b/src/script/interpreter.cpp
@ -839,7 +839,8 @@ public:
                itBegin = it;
            }
        }
-        s.write((char*)&itBegin[0], it-itBegin);
+        if (itBegin != scriptCode.end())
+            s.write((char*)&itBegin[0], it-itBegin);
    }

    /** Serialize an input of txTo */