CVE-2026-102809— PX4 Autopilot through 1.17.0 Stack Exhaustion via tests file2 Command
Quick assessment
Affected
PX4 PX4-Autopilot
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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
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I. Basic Information for CVE-2026-102809
Vulnerability Information
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Vulnerability Title
PX4 Autopilot through 1.17.0 Stack Exhaustion via tests file2 Command
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的内存分配
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| PX4 | PX4-Autopilot | 0 ~ 1.17.0 | - |
|
II. Public POCs for CVE-2026-102809
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Pages for CVE-2026-102809 (1)
Other References for CVE-2026-102809 (4)
IV. Related Vulnerabilities
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CVE-2026-102808
PX4 Autopilot through 1.17.0 NULL Pointer Dereference via sd -
CVE-2026-86713
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CVE-2026-86096
PX4 Autopilot through 1.17.0 Use-After-Free via Temperature -
CVE-2026-86097
PX4 Autopilot through 1.17.0 Null Pointer Dereference via pa
Same weakness: CWE-789
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V. Comments for CVE-2026-102809
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