CVE-2025-9020 LOW

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

Vendor Px4
Product PX4-Autopilot
Weakness CWE-416
Published August 15, 2025
Last update August 15, 2025

CVSS base score

2.0/10
Attack vector Local
Attack complexity High
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X

What the vulnerability does

01Description

A vulnerability was found in PX4 PX4-Autopilot up to 1.15.4. This issue affects the function MavlinkReceiver::handle_message_serial_control of the file src/modules/mavlink/mavlink_receiver.cpp of the component Mavlink Shell Closing Handler. The manipulation of the argument _mavlink_shell leads to use after free. An attack has to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The identifier of the patch is 4395d4f00c49b888f030f5b43e2a779f1fa78708. It is recommended to apply a patch to fix this issue.

Key dates

02Disclosure timeline

August 15, 2025 CVE published
August 15, 2025 Record updated