PX4 Autopilot through 1.17.0 Use-After-Free via Temperature Calibration Task Startup
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
PX4 Autopilot through 1.17.0 contains a use-after-free vulnerability in TemperatureCalibration::start() due to a race condition between task spawning and object deletion. Attackers can trigger the calibration process via shell commands to write to freed heap memory, corrupting unrelated objects or allocator metadata and destabilizing heap operations.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-86096
- 2026-10-03 Alias added: GHSA-9rqw-c6c2-rwvv
References
More PX4 vulnerabilities
- TI-2023-24883 PX4-Autopilot Heap Buffer Overflow Bug CVSS 3.1CRITICAL 9.8
- TI-2026-25200 Zenoh uORB Subscriber Allows Arbitrary Stack Allocation (PX4/PX4-Autopilot) CVSS 3.1HIGH 8.0
- TI-2026-25198 PX4 autopilot has a global buffer overflow in crsf_rc via oversized variable-length known packet CVSS 3.1HIGH 8.1
- TI-2026-25197 PX4 autopilot BST Device Name Length Can Overflow Driver Buffer CVSS 3.1MEDIUM 6.8
- TI-2026-65506 PX4 Autopilot through 1.17.0 Stack Exhaustion via tests file2 Command CVSS 4.0HIGH 7.1
- TI-2026-59272 PX4 Autopilot through 1.17.0 Use-After-Free in load_mon CVSS 4.0HIGH 7.1
Sources
- CVE-2026-86096 · CVE Program
- CVE-2026-86096 · NVD
- FIRST EPSS
- GHSA-9rqw-c6c2-rwvv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences