{"schemaVersion":3,"id":"USN-8626-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"systemd vulnerabilities\n\nIt was discovered that systemd-homed did not properly verify the signature\nof home records. A local attacker could possibly use this issue to add\narbitrary system groups to a logged-in user and gain elevated privileges.\n(CVE-2026-16742)\n\nIt was discovered that systemd-machined incorrectly handled certain polkit\nauthorization checks. A local attacker could possibly use this issue to\nterminate arbitrary processes, including privileged ones. This issue only\naffected Ubuntu 26.04 LTS. (CVE-2026-15060)\n\nIt was discovered that systemd-oomd did not properly validate certain IPC\nrequests. A local attacker could possibly use this issue to terminate\narbitrary processes. (CVE-2026-15059)","dates":{"published":"2026-08-10T13:46:07.000Z","modified":"2026-08-12T04:30:19.869Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"systemd","name":"systemd","label":"systemd","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/systemd","purlType":"deb","versions":[{"text":"< 249.11-0ubuntu3.22","noFixRecorded":false,"fixedIn":null},{"text":"< 255.4-1ubuntu8.17","noFixRecorded":false,"fixedIn":null},{"text":"< 259.5-0ubuntu3.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 249.11-0ubuntu3.22 | < 255.4-1ubuntu8.17 | < 259.5-0ubuntu3.4","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-8626-1","label":"ubuntu.com/security/notices/USN-8626-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-15059","label":"ubuntu.com/security/CVE-2026-15059","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-15060","label":"ubuntu.com/security/CVE-2026-15060","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-16742","label":"ubuntu.com/security/CVE-2026-16742","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":["CVE-2026-15059","CVE-2026-15060","CVE-2026-16742"]},"timeline":[{"kind":"published","date":"2026-08-10T13:46:07.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-12T04:30:19.869Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T07:42:31.076Z","stale":false,"partial":false}}