OpenBSD crond / crontab set_range() heap underflow (CVE-2024-43688)

> An attacker can use this vulnerability to obtain root on OpenBSD 7.4 and 7.5.

Ouch! And this all due to unsanitized user input. I really would have expected better from OpenBSD in 2023. I mean I would expect better from everyone but especially from OpenBSD.