{"id":"CVE-2026-18064","summary":"NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference","details":"An incomplete fix for CVE-2026-15352 in the NASA core Flight System \n(cFS) Health and Safety (HS) application leaves a separate NULL pointer \ndereference reachable in versions through 7.0.1. An attacker who can \ntrigger the affected command under specific conditions could cause the \nHS application to crash, resulting in a denial-of-service condition and \nprocessor reset.","modified":"2026-08-02T03:32:18.798168712Z","published":"2026-07-30T21:35:14.061Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18064.json","cna_assigner":"icscert","cwe_ids":["CWE-476"]},"references":[{"type":"WEB","url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-211-06.json"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18064.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18064"},{"type":"ADVISORY","url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-211-06"},{"type":"PACKAGE","url":"https://github.com/nasa/HS"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nasa/hs","events":[{"introduced":"0"},{"fixed":"947b903174bca0878210e7fbc53104cff8e7b335"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"v7.0.1"},{"fixed":"7.0.1"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["v7.0.0","equuleus-rc1","draco-rc5","draco-rc4","draco-rc3","draco-rc2","v2.4.1","2.4.1-rc2","v2.4.0","2.3.2","2.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-18064.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}