Nothing a Valgrind pass can't solve. A surprisingly number of developers I've met have never heard of this tool, surprisingly, which is probably one of the reasons why people advocate for Rust. Can't really protect against developer ignorance without a strict language.

security holes

They are called easter eggs and they are a feature.

So, not the programmers do this, lol?

I don't think Thinkpads can be bought off Amazon, they're more of an Ebay purchase.