Buffer overflow in CPCA list processing on Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigg…

CVE-2025-14234 is a buffer overflow vulnerability in CPCA list processing affecting Canon small office multifunction printers and laser printers. The vulnerability affects firmware version 06.02 and earlier across multiple Canon printer series sold in Japan, US, and Europe. An attacker on the network segment can exploit this vulnerability to make the affected product unresponsive or execute arbitrary code. The vulnerability impacts numerous Canon printer models including Satera, imageCLASS, i-SENSYS, and imageRUNNER series. Canon has released security advisories and remediation measures for the affected products.