CVE-2026-38971

ArduPilot Plane Firmware Out-of-Bounds Read in GCS_MAVLink Serial Control

Published Jul 2, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
ardupilot through Plane-4.6.3 was found to contain an out-of-bounds read issue in libraries/GCS_MAVLink/GCS_serial_control.cpp in GCS_MAVLINK::handle_serial_control().

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title ArduPilot Plane Firmware Out-of-Bounds Read in GCS_MAVLink Serial Control
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Plane GCS MavLink Module
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Plane GCS MavLink Module
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Plane GCS_MAVLink Module
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Plane GCS_MAVLink Module
Type Values Removed Values Added
Title ArduPilot Ground Control Station Out‑of‑Bounds Read in GCS_MAVLink Leading to Information Disclosure
Type Values Removed Values Added
Title ArduPilot Ground Control Station Out‑of‑Bounds Read in GCS_MAVLink Leading to Information Disclosure
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Ground Control Station Leading to Information Disclosure
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Ground Control Station Leading to Information Disclosure
References
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Plane GCS_MAVLink Module
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot Plane GCS_MAVLink Module
Type Values Removed Values Added
Title ArduPilot Plane GCS_MAVLink Out-of-Bounds Read in handle_serial_control
Type Values Removed Values Added
Title ArduPilot Plane GCS_MAVLink Out-of-Bounds Read in handle_serial_control
Type Values Removed Values Added
Weaknesses CWE-125
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title ArduPilot Plane out-of-bounds read in GCS_MAVLink serial control handling
Weaknesses CWE-125
Type Values Removed Values Added
Title ArduPilot Plane out-of-bounds read in GCS_MAVLink serial control handling
Weaknesses CWE-125
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot GCS_MAVLINK handle_serial_control Function
Weaknesses CWE-125
Type Values Removed Values Added
Title Out-of-Bounds Read in ArduPilot GCS_MAVLINK handle_serial_control Function
Weaknesses CWE-125
Type Values Removed Values Added
Title ArduPilot Plane GCS Serial Control Out-of-Bounds Read
Weaknesses CWE-125
Type Values Removed Values Added
Title ArduPilot Plane GCS Serial Control Out-of-Bounds Read
Weaknesses CWE-125
Type Values Removed Values Added
Title ArduPilot GCS MAVLink Out-of-Bounds Read in Plane-4.6.3
Weaknesses CWE-125
Type Values Removed Values Added
Title ArduPilot GCS MAVLink Out-of-Bounds Read in Plane-4.6.3
Weaknesses CWE-125
Type Values Removed Values Added
First Time appeared Ardupilot
Ardupilot ardupilot
Vendors & Products Ardupilot
Ardupilot ardupilot
Type Values Removed Values Added
Description ardupilot through Plane-4.6.3 was found to contain an out-of-bounds read issue in libraries/GCS_MAVLink/GCS_serial_control.cpp in GCS_MAVLINK::handle_serial_control().
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jul 9, 2026, 2:06 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Modified
Published
Jul 2, 2026, 9:16 PM
Modified
Jul 9, 2026, 3:16 PM