I checked and it was only a year ago that the rest of us noticed the problem and found a solution (including Matthew Paul Thomas, Robert Ancell and myself).
If the problem is still occurring in 18.04 then we need to do something about it. That something is to ensure Ubuntu ships with NO ACTIVE colour profile, which has been the fix for all of us so far...
Great!
I checked and it was only a year ago that the rest of us noticed the problem and found a solution (including Matthew Paul Thomas, Robert Ancell and myself).
If the problem is still occurring in 18.04 then we need to do something about it. That something is to ensure Ubuntu ships with NO ACTIVE colour profile, which has been the fix for all of us so far...