CVE-2026-102809

PX4 Autopilot through 1.17.0 Stack Exhaustion via tests file2 Command

Published Sep 29, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
PX4 Autopilot through 1.17.0 contains an uncontrolled stack allocation vulnerability in the file2 test command that fails to validate the write chunk size parameter. Attackers with shell access can supply an excessively large value to the -c option to trigger stack overflow and crash the flight controller.

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
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description PX4 Autopilot through 1.17.0 contains an uncontrolled stack allocation vulnerability in the file2 test command that fails to validate the write chunk size parameter. Attackers with shell access can supply an excessively large value to the -c option to trigger stack overflow and crash the flight controller.
Title PX4 Autopilot through 1.17.0 Stack Exhaustion via tests file2 Command
First Time appeared Px4
Px4 autopilot
Weaknesses CWE-789
CPEs cpe:2.3:a:px4:autopilot:*:*:*:*:*:*:*:*
Vendors & Products Px4
Px4 autopilot
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 29, 2026, 6:14 PM
Reserved
Sep 29, 2026, 5:11 PM
Status
Awaiting Analysis
Published
Sep 29, 2026, 6:17 PM
Modified
Sep 30, 2026, 5:23 PM