{"schemaVersion":3,"id":"SUSE-SU-2026:21003-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for systemd\n\nThis update for systemd fixes the following issues:\n\nUpdate to systemd v257.13:\n\nSecurity issues:\n\n- CVE-2026-4105: privilege escalation due to improper access control in RegisterMachine D-Bus method (bsc#1259650).\n- CVE-2026-29111: local unprivileged user can trigger an assert in systemd (bsc#1259418).\n- udev: local root execution via malicious hardware devices and unsanitized kernel output (bsc#1259697).\n\nNon security issues:\n\n- Avoid shipping (empty) directories and ghost files in /var (jsc#PED-14853).\n- Sign systemd-boot EFI binary on aarch64 (bsc#1258344)\n- terminal-util: stop doing 0/upper bound check in tty_is_vc() (bsc#1255326)\n\nChangelog:\n\n- 6941d92dc2 machined: reject invalid class types when registering machines (bsc#1259650 CVE-2026-4105)\n- 03bb697b8d udev: check for invalid chars in various fields received from the kernel (bsc#1259697)\n- 54588d2ded core: validate input cgroup path more prudently (bsc#1259418 CVE-2026-29111)\n- fb9d92682b terminal-util: stop doing 0/upper bound check in tty_is_vc() (bsc#1255326)\n\nFor a complete list of changes, visit:\n https://github.com/openSUSE/systemd/compare/3c53ef3ea20bd43ef587cbdfa7107aeb1ef55654...d349fc5cd4f9ee2b7884c2610647e92806d14b28","dates":{"published":"2026-04-07T15:06:51.000Z","modified":"2026-04-14T18:26:24.912Z","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":"suse","product":"systemd&distro=SUSE Linux Micro 6.2","name":"systemd","label":"systemd&distro=SUSE Linux Micro 6.2","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/systemd&distro=SUSE Linux Micro 6.2","purlType":"rpm","versions":[{"text":"< 257.13-160000.1.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 257.13-160000.1.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202621003-1/","label":"www.suse.com/support/update/announcement/2026/suse-su-202621003-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1255326","label":"bugzilla.suse.com/1255326","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1258344","label":"bugzilla.suse.com/1258344","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1259418","label":"bugzilla.suse.com/1259418","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1259650","label":"bugzilla.suse.com/1259650","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1259697","label":"bugzilla.suse.com/1259697","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2026-29111","label":"www.suse.com/security/cve/CVE-2026-29111","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-4105","label":"www.suse.com/security/cve/CVE-2026-4105","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2026-29111","CVE-2026-4105"],"downstream":[],"duplicates":[],"related":["CVE-2026-29111","CVE-2026-4105"]},"timeline":[{"kind":"published","date":"2026-04-07T15:06:51.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-14T18:26:24.912Z","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":"2026-10-22T23:33:05.742Z","stale":false,"partial":false}}