{"id":"CVE-2026-40227","details":"In systemd 260 before 261, a local unprivileged user can trigger an assert via an IPC API call with an array or map that has a null element.","aliases":["GHSA-848h-497j-8vjq"],"modified":"2026-07-08T08:13:12.686437118Z","published":"2026-04-10T15:19:51.433Z","database_specific":{"cwe_ids":["CWE-1025"],"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40227.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40227.json"},{"type":"ADVISORY","url":"https://github.com/systemd/systemd/security/advisories/GHSA-848h-497j-8vjq"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40227"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/systemd/systemd","events":[{"introduced":"3e52279684a53ebf84d1d73d528bf400c5fb3497"},{"fixed":"de9dbc37ad4aa637e200ac02a0545095997055df"}],"database_specific":{"cpe":"cpe:2.3:a:systemd_project:systemd:260:-:*:*:*:*:*:*","extracted_events":[{"introduced":"260"},{"fixed":"261"},{"introduced":"260-NA"},{"last_affected":"260-NA"}],"source":["AFFECTED_FIELD","CPE_STRING"]}}],"versions":["260-NA","v261-rc4","v261-rc3","v261-rc2","v261-rc1","v260"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-40227.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}