PX4 Autopilot 1.14 and earlier, due to the lack of synchronization mechanism for loading geofence data, has a Race Condition vulnerability…

published 2024-02-06 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-21678

cvss: 4.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits: 0; none known

PX4 Autopilot 1.14 and earlier, due to the lack of synchronization mechanism for loading geofence data, has a Race Condition vulnerability in the geofence.cpp and mission_feasibility_checker.cpp. This will result in the drone uploading overlapping geofences and mission routes.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-02-07)

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/Drone-Lab/PX4-Autopilot/blob/report-can-not-pause-vulnerability/Multi-Threaded%20Race%20Condition%20bug%20found%20in%20PX4%20cause%20drone%20can%20not%20PAUSE.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	4.2	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
NVD	3.1	4.2	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
CNA	3.1	4.2	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L

Classification

Weakness

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization

References

github.com /Drone-Lab/PX4-Autopilot/blob/report-can-not-pause-vulnerability/Multi-Threaded%20Race%20Condition%20bug%20fou
exploit, third-party-advisory
github.com /PX4/PX4-Autopilot
product

Sources

CVE List CVE-2024-24254
NVD CVE-2024-24254

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary