I confirmed that xenial nmap still segfaults when the bionic version of lua-lpeg, so it looks like some commit in nmap between xenial and bionic fixes this, not any change in lua-lpeg.
I confirmed that xenial nmap still segfaults when the bionic version of lua-lpeg, so it looks like some commit in nmap between xenial and bionic fixes this, not any change in lua-lpeg.