Packages
- systemd - system and service manager
Details
It was discovered that systemd-homed did not properly verify the signature
of home records. A local attacker could possibly use this issue to add
arbitrary system groups to a logged-in user and gain elevated privileges.
(CVE-2026-16742)
It was discovered that systemd-machined incorrectly handled certain polkit
authorization checks. A local attacker could possibly use this issue to
terminate arbitrary processes, including privileged ones. This issue only
affected Ubuntu 26.04 LTS. (CVE-2026-15060)
It was discovered that systemd-oomd did not properly validate certain IPC
requests. A local attacker could possibly use this issue to terminate
arbitrary processes. (CVE-2026-15059)
It was discovered that systemd-homed did not properly verify the signature
of home records. A local attacker could possibly use this issue to add
arbitrary system groups to a logged-in user and gain elevated privileges.
(CVE-2026-16742)
It was discovered that systemd-machined incorrectly handled certain polkit
authorization checks. A local attacker could possibly use this issue to
terminate arbitrary processes, including privileged ones. This issue only
affected Ubuntu 26.04 LTS. (CVE-2026-15060)
It was discovered that systemd-oomd did not properly validate certain IPC
requests. A local attacker could possibly use this issue to terminate
arbitrary processes. (CVE-2026-15059)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 26.04 LTS resolute | systemd – 259.5-0ubuntu3.4 | ||
| systemd-homed – 259.5-0ubuntu3.4 | |||
| systemd-oomd – 259.5-0ubuntu3.4 | |||
| 24.04 LTS noble | systemd – 255.4-1ubuntu8.17 | ||
| systemd-homed – 255.4-1ubuntu8.17 | |||
| systemd-oomd – 255.4-1ubuntu8.17 | |||
| 22.04 LTS jammy | systemd – 249.11-0ubuntu3.22 | ||
| systemd-oomd – 249.11-0ubuntu3.22 | |||
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