{"id":"CVE-2026-102808","title":"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()","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 acc…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"PX4","product":"PX4-Autopilot","affected":["PX4-Autopilot <= 1.17.0"],"published":"2026-09-29","updated":"2026-09-29","sourceUpdated":"2026-09-29T18:17:14.063","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-102808","references":[{"url":"https://github.com/PX4/PX4-Autopilot","label":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/blob/d6f12ad1c4f70ad3230afd7d86e971421e02fef4/src/systemcmds/sd_stress/sd_stress.cpp#L186-L204","label":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/commit/c865dc9fde14d1391916775153aa271603c3c592","label":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/pull/28795","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-sd-stress","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-29T17:41:02.258Z","slug":"CVE-2026-102808","body":"## Overview\n\nPX4 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}