CLSA-2026-1787064068 systemd: Fix of 2 CVEs

CVE-2026-40226: apply trusted-settings checks and normalize pivot root paths in systemd-nspawn - CVE-2026-40225: validate kernel-provided fields before emitting udev properties...

EulerOS 2.0 SP11 : systemd (EulerOS-SA-2026-3160)

According to the versions of the systemd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.CVE-2026-40226 In udev in...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : systemd vulnerabilities (USN-8402-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8402-1 advisory. It was discovered that systemd-nspawn incorrectly handled certain optional configuration files. A local attacker could possibly use...

USN-8402-1 systemd vulnerabilities

It was discovered that systemd-nspawn incorrectly handled certain optional configuration files. A local attacker could possibly use this issue to escape to the host system and execute arbitrary code. CVE-2026-40226 It was discovered that systemd-resolved incorrectly validated DNSSEC records for...

USN-8402-1: systemd vulnerabilities

It was discovered that systemd-nspawn incorrectly handled certain optional configuration files. A local attacker could possibly use this issue to escape to the host system and execute arbitrary code. CVE-2026-40226 It was discovered that systemd-resolved incorrectly validated DNSSEC records for...

Linux Distros Unpatched Vulnerability : CVE-2026-40226

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file. CVE-2026-40226 Note that Nessus relies o...

CVE-2026-40226

A flaw was found in nspawn, a container runtime environment within systemd. A local attacker or a process within an nspawn container could exploit this vulnerability by using a specially crafted optional configuration file. This could allow the attacker to escape the container's isolation and...

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.

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EUVD-2026-21400

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file...

CVE-2026-40226

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file...

CVE-2026-40226

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file...

CVE-2026-40226

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file...

CVE-2026-40226

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file...

CVE-2026-40226

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file...

systemd: systemd nspawn: Escape-to-host action via crafted config file

A flaw was found in nspawn, a container runtime environment within systemd. A local attacker or a process within an nspawn container could exploit this vulnerability by using a specially crafted optional configuration file. This could allow the attacker to escape the container's isolation and...

Linux Gather Container Detection

This module attempts to determine whether the system is running inside of a container and if so, which one. This module supports detection of Docker, WSL, LXC, Podman and systemd nspawn. This module requires Metasploit: https://metasploit.com/download Current source:...