{"id":"CVE-2026-86097","summary":"PX4 Autopilot through 1.17.0 Null Pointer Dereference via param select","details":"PX4 Autopilot through 1.17.0 contains a null pointer dereference vulnerability in param_set_default_file() and param_set_backup_file() functions that allows attackers to crash the autopilot process. Attackers can invoke 'param select' or 'param select-backup' commands with no path argument from any PX4 shell to trigger the crash.","modified":"2026-09-06T08:01:51.917504Z","published":"2026-09-04T22:38:47.363Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-476"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86097.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86097.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86097"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/px4-autopilot-through-1.17.0-null-pointer-dereference-via-param-select"},{"type":"FIX","url":"https://github.com/PX4/PX4-Autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6"},{"type":"FIX","url":"https://github.com/PX4/PX4-Autopilot/pull/28475"},{"type":"PACKAGE","url":"https://github.com/PX4/PX4-Autopilot"},{"type":"ARTICLE","url":"https://github.com/PX4/PX4-Autopilot/blob/v1.17.0/src/lib/parameters/parameters.cpp"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/px4/px4-autopilot","events":[{"introduced":"0"},{"fixed":"d6f12ad1c4f70ad3230afd7d86e971421e02fef4"},{"fixed":"02eabc08c9b8cb1de525070cacb7ea0c495136f6"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.17.0"}],"source":["DESCRIPTION","REFERENCES"]}}],"versions":["v1.18.0-beta1","v1.18-beta1","v1.18.0-alpha1","v1.17.0-rc2","v1.17.0-rc1","v1.17.0-beta1","v1.17.0-alpha1","v1.16.0-rc1","v1.16.0-beta1","v1.16.0-alpha2","v1.16.0-alpha1","v1.15.0-beta1","v1.15.0-alpha1","v1.14.0-beta2","v1.14.0-beta1","v1.13.0-beta1","v1.12.0-rc1","v1.12.0","v1.13.0-alpha1","v1.12.0-beta6","v1.12.0-beta5","v1.12.0-beta4","v1.12.0-beta3","v1.12.0-beta2","v1.11.0-rc3","v1.11.0-rc2","v1.11.0-rc1","v1.11.0-beta2","v1.11.0-beta1","v1.10.0-beta4","v1.10.0-beta3","v1.10.0-beta2","v1.10.0-beta1","v1.9.0-rc2","v1.9.0","v1.9.0-rc1","v1.9.0-rc0","v1.9.0-beta3","v1.9.0-beta2","v1.9.0-beta1","v1.9.0-alpha","v1.8.0","v1.8.0-rc0","v1.8.0-beta2","v1.8.0-beta1","v1.7.4beta","v1.7.3","v1.7.3beta","v1.7.2","v1.7.1","v1.7.0","v1.7.0-rc4","v1.7.0-rc3","v1.7.0-rc2","v1.7.0-rc1","v1.7.0-rc0","v1.6.5","v1.6.4","v1.6.2","v1.6.0-rc4","v1.6.0-rc3","v1.6.0-rc2","v1.6.0rc1","v1.5.2","v1.5.1","v1.5.1rc4","v1.5.1rc3","v1.5.1rc2","v1.5.0","v1.4.4rc1","v1.4.3","v1.4.2","v1.4.1","v1.4.1rc4","v1.4.1rc3","v1.4.1rc2","v1.4.1rc1","v1.4.0rc4","v1.4.0rc3","v1.4.0rc2","v1.4.0rc1","v1.3.2","v1.3.0rc3","v1.3.0rc2","v1.3.0rc1","v1.1.3","v1.1.2","v1.1.1","v1.1.0beta3","v1.1.0beta1","v1.0.0beta2","v1.0.0rc12","v1.0.0rc9","v1.0.0rc10","v1.0.0rc8","v1.0.0rc7","v1.0.0-rc3","v1.0.0-rc2","v1.0.0-rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-86097.json","vanir_signatures_modified":"2026-09-06T08:01:51Z","vanir_signatures":[{"deprecated":false,"digest":{"line_hashes":["270475071476562351392611920490340275884","151132239931009706457288745984964024375","116720059911383318691539455464846786917","31966251570380257606770789844607771781","94526279510536422786127749559147243472","95589480793697915804203143825861432481","187387201877253163250220251037019566550","4408318793240027540021566942526412328"],"threshold":0.9},"id":"CVE-2026-86097-175d5591","signature_type":"Line","signature_version":"v1","source":"https://github.com/px4/px4-autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6","target":{"file":"src/lib/parameters/parameters.cpp"}},{"deprecated":false,"digest":{"function_hash":"208912585240704587099519171113211980068","length":474},"id":"CVE-2026-86097-1c6148c5","signature_type":"Function","signature_version":"v1","source":"https://github.com/px4/px4-autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6","target":{"function":"param_set_default_file","file":"src/lib/parameters/parameters.cpp"}},{"source":"https://github.com/px4/px4-autopilot/commit/02eabc08c9b8cb1de525070cacb7ea0c495136f6","target":{"file":"src/lib/parameters/parameters.cpp","function":"param_set_backup_file"},"deprecated":false,"digest":{"function_hash":"195365897410435578678865987276721141189","length":428},"id":"CVE-2026-86097-3e450065","signature_type":"Function","signature_version":"v1"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"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"}]}