The main system that I am concerned about is my arch BTW machine. I found a great article from the official archlinux site covering it.

For my machine I am concerned with this line.

The xz packages prior to version 5.6.1-2 (specifically 5.6.0-1 and 5.6.1-1) contain this backdoor.

I checked my xz package with paru, and I am good.

paru -Qii zx