{"id":"SUSE-SU-2026:1061-1","summary":"Security update for systemd","details":"This update for systemd fixes the following 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: check for invalid chars in various fields received from the kernel (bsc#1259697).  \n\nChangelog:\n\n- 6a38d88a42 machined: reject invalid class types when registering machines\n- 8c9a592e5a udev: fix review mixup\n- b57007a917 udev-builtin-net-id: print cescaped bad attributes\n- ee23c7604b udev-builtin-net_id: do not assume the current interface name is ethX\n- 0f63e799e6 udev: ensure tag parsing stays within bounds\n- 046f52ec12 udev: ensure there is space for trailing NUL before calling sprintf\n- 5be21460ce udev: check for invalid chars in various fields received from the kernel\n- 9559607b16 core/cgroup: avoid one unnecessary strjoina()\n- fcae348ca4 core: validate input cgroup path more prudently\n- a3ca6b3031 alloc-util: add strdupa_safe() + strndupa_safe() and use it everywhere\n- 08125d6b06 units: add dep on systemd-logind.service by user@.service\n","modified":"2026-03-27T08:48:27.549972Z","published":"2026-03-26T10:35:55Z","related":["CVE-2026-29111","CVE-2026-4105"],"upstream":["CVE-2026-29111","CVE-2026-4105"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20261061-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259418"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259650"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259697"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-29111"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-4105"}],"affected":[{"package":{"name":"systemd","ecosystem":"SUSE:Linux Enterprise Micro 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