{"id":"CVE-2026-102808","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-102808","generatedAt":"2026-10-28T02:58:13.150Z","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().","description":"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.","published":"2026-09-29T18:17:14.000Z","lastModified":"2026-10-02T13:17:24.000Z","status":"Awaiting Analysis","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":7.1,"severity":"HIGH","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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-476"],"affected":[],"epss":{"score":0.00244,"percentile":0.15418,"date":"2026-10-26","history":[{"date":"2026-09-30","score":0.00244,"percentile":0.14053}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-29T18:17:14.000Z","detail":{"score":"7.1","severity":"HIGH","publishedAt":"2026-09-29T18:17:14.063Z"},"summary":"New CVE, high severity (CVSS 7.1)."}],"references":[{"url":"https://github.com/PX4/PX4-Autopilot","source":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/blob/d6f12ad1c4f70ad3230afd7d86e971421e02fef4/src/systemcmds/sd_stress/sd_stress.cpp#L186-L204","source":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/commit/c865dc9fde14d1391916775153aa271603c3c592","source":"disclosure@vulncheck.com"},{"url":"https://github.com/PX4/PX4-Autopilot/pull/28795","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-sd-stress","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-102808","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}