Those issues are software related. To determine whether your system is affected, you must have one of the following systems and an affected software version:
Issue 1: Image Position Accuracy issue due to Image Rotation Calibration Software Error on : Brilliance 16-Slice (Air), Brilliance CT Big Bore, Ingenuity Flex
Issue 2: Tracker Image Artifact issue due to Reconstruction Software Error on : Brilliance 16-Slice (Air), Brilliance 64 CT, Ingenuity Core, Ingenuity Core 128, Brilliance CT Big Bore, Ingenuity Flex
Issue 3: Image Artifact issue due to X-ray Measurement Firmware Error on : Brilliance 64 CT, Ingenuity Core, Ingenuity Core 128
All Issues: affected software versions: 3.6.1, 3.6.2, 3.6.4, 3.6.5