Stack Overflow Vulnerability in PX4 Autopilot Drone Control Solution

CVE-2026-32708

What is CVE-2026-32708?

The PX4 autopilot, renowned for its flight control capabilities in drone technology, is vulnerable to a stack overflow issue caused by unbounded stack allocation in the Zenoh uORB subscriber. The flaw arises when a remote Zenoh publisher sends oversized fragmented messages, leading to a potential crash of the Zenoh bridge task. This vulnerability has been addressed in version 1.17.0-rc2, reinforcing the importance of software updates for maintaining robust aviation safety.

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