Canon recently has released security firmware updates for 11 cameras. You can download firmware updates at Canon USA.
List of cameras:
- Canon EOS 6D
- Canon EOS 6D Mark II
- Canon EOS 7D Mark II
- Canon EOS 70D
- Canon EOS 80D
- Canon EOS M50
- Canon EOS M6 Mark II
- Canon EOS Rebel SL3
- Canon EOS Rebel T6s
- PowerShot SX70 HS
- PowerShot SX740 HS
Details of this new firmware:
An international team of security researchers has drawn our attention to a vulnerability related to communications via the Picture Transfer Protocol (PTP), which is used by Canon digital cameras, as well as a vulnerability related to firmware updates.