CVE-2025-9020 PX4 PX4-Autopilot Mavlink Shell Closing mavlink_receiver.cpp handle_message_serial_control use after free

A vulnerability was found in PX4 PX4-Autopilot up to 1.15.4. This issue affects the function MavlinkReceiver::handlemessageserialcontrol of the file src/modules/mavlink/mavlinkreceiver.cpp of the component Mavlink Shell Closing Handler. The manipulation of the argument mavlinkshell leads to use...