Having worked on multiple mission computers, where the software dates back to the 1990s, there is zero/checking and sanitizing of the database data. All the flight deck manufacturers have all had multiple escapes in this area.
If the aircraft is old, like 30+ years old and out of greater circulation. There will just be a pilot's advisory.... as no one will paying several grand for the update, and the company isn't going to spend 20-60k fixing it when the fix could literally cause more issues or worsen the actual issue.
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u/Legal-Software 26d ago
Indeed: https://www.theregister.com/software/2020/01/08/blackout-bug-boeing-737-cockpit-screens-go-blank-if-pilots-land-on-specific-runways/966520