Buffer overflow vulnerability in Canon small office multifunction printers and laser printers affecting WSD print job processing. The vulnerability allows network-based attackers to cause denial of service or execute arbitrary code. Multiple Canon printer series are affected including Satera, imageCLASS, i-SENSYS, and imageRUNNER models. Firmware version 06.02 and earlier across different regional models are vulnerable. The vulnerability requires network segment access but can lead to complete system compromise.