CVE-2024-38921: Openrobotics Robot Operating System

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Open Robotics Robotic Operating System 2 (ROS2) and Nav2 humble versions were discovered to contain a use-after-free via the nav2_amcl process. This vulnerability is triggered via remotely sending a request for change the value of dynamic-parameter`/amcl z_rand ` .

Affected products

• Openrobotics Robot Operating System: version 2 only

Published 2024-12-06. Last modified 2026-06-17.