I tested previous version, the version 1.13.2 work without problem, but the version 1.14 and next have the camera moving problem.
I have the same problem in 1.14.4 and snapshot (19w35a). I attach F3 + C crash report, in 10 seconds the camera move twice. I use debian.
I tested previous version, the version 1.13.2 work without problem, but the version 1.14 and next have the camera moving problem.