CVE-2026-102808 json
PX4 Autopilot through 1.17.0 NULL Pointer Dereference via sd_stress
published 2026-09-29 40 d ago modified 2026-10-02 38 d ago also EUVD-2026-89108
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 15%
- public exploits
- 0
- none known
Summary
PX4 Autopilot through 1.17.0 contains a NULL pointer dereference vulnerability in the sd_stress command where the -b byte count parameter is parsed without validation before being passed to malloc() and memset(). Attackers with shell access, including through MAVLink, can supply invalid byte count values to crash the flight controller.
Patch / fix
- github.com/PX4/PX4-Autopilot@c865dc9 commit
- github.com/PX4/PX4-Autopilot#28795 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 38 d ago
Exploit prediction
0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.1 | 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 |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 4.0 | 7.1 | 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- PX4 PX4-Autopilot
Classification
- Weakness
-
- CWE-476 NULL Pointer Dereference
References
-
github.com
/PX4/PX4-Autopilot/pull/28795
issue-tracking, patch
-
github.com
/PX4/PX4-Autopilot/commit/c865dc9fde14d1391916775153aa271603c3c592
patch
-
github.com
/PX4/PX4-Autopilot/blob/d6f12ad1c4f70ad3230afd7d86e971421e02fef4/src/systemcmds/sd_stress/sd_stress.cpp#L186-L
technical-description
-
github.com
/PX4/PX4-Autopilot
product
-
vulncheck.com
/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-sd-stress
third-party-advisory
Sources
- CVE List CVE-2026-102808
- NVD CVE-2026-102808
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