I'm getting the same error in the same situation: working in the color espace, scrolling the luts list to choose which one to apply to my footage. After 4 or 5 luts scrolled, I get the message: "A low-level exception occurred in: Lumetri Color (AEVideoFilter:13)".
But the problem doesn't stop here, after this happens, my computer doesn't shutdown properly. What happens is: it takes longer than usual to shutdown, then the screen gets black and the fan makes a loud noise. After 15 seconds the computer restarts and when I loggin, I get a message saying the computer didn't shutdown because a problem. And the computer generates this report: