systemd vulnerabilities

USN-8119-1 fixed vulnerabilities in systemd. This update provides the
corresponding updates for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04
LTS, and Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that systemd incorrectly handled certain cgroup paths. A
local attacker could possibly use this issue to cause systemd to crash,
resulting in a denial of service. This issue only affected Ubuntu 20.04
LTS. (CVE-2026-29111)

It was discovered that the systemd udev component incorrectly handled
certain fields received from the kernel. An attacker with a malicious
device could possibly use this issue to execute arbitrary code as an
administrator (root).