Old World

Is it prudent to ask if Britain’s nuke subs, which also run Windows XP, have also been hit by ransomware?

Old World: Britain’s hospitals have been brought to a standstill because of ransomware infecting obsolete and unpatched Windows XP systems. The same obsolete operating system is powering Britain’s nuclear weapons arsenal. Is it prudent to ask if the British nuclear weapons submarines have been patched against this ransomware, or even hit by it?