USN-8402-1

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    USN-8402-1

    Published: 8 Jun 2026Last Modified: 8 Jun 2026

    Summary: systemd vulnerabilities

    Details: 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 signed domains. An attacker could possibly use this issue to manipulate DNS records. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-7008)

    References: https://ubuntu.com/security/notices/USN-8402-1, https://ubuntu.com/security/CVE-2023-7008, https://ubuntu.com/security/CVE-2026-40226

    Affected packages

    Package

    Name: systemd

    Purl: pkg:deb/ubuntu/systemd?arch=source&distro=jammy

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -249.11-0ubuntu3.21

    Affected versions

    248.3-1ubuntu8

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    USN-8402-1 | CVE-DB