Qubes + other Linux dual boot

[fsflover]

@msm

Dual booting another OS along side Qubes is unadvised on the same drive.

This is not entirely accurate. Even if the drives are different, your BIOS can be compromised by another OS. See this for details:

Multibooting Qubes

Introduction You should think carefully before dual booting Qubes on your box. Read the guidelines carefully. One problem is that when you dual or multiboot, even if you are using encryption on your Qubes installation, /boot is still unprotected and could be maliciously modified by the other OS, possibly leading to Qubes itself being maliciously modified. The other problem is firmware security - for example the other system could infect the BIOS firmware, which might enable compromise or spyi…