I think you have a false sense of security with regards to Linux vulnerabilities and exploitations. There are dozen of known exploits throughout the Linux ecosystem that are publicly disclosed frequently.
What makes you think Linux is more secure than windows? I’m not trying to start an argument here I’m just curious.
I mean they’ve been doing multitenancy in Azure for a while… I’d be pretty surprised if the data input from copilot was not handled in the same manner.