USN-5583-1

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    USN-5583-1

    Published: 29 Aug 2022Last Modified: 22 Apr 2026

    Summary: systemd vulnerability

    Details: It was discovered that systemd incorrectly handled certain DNS requests, which leads to user-after-free vulnerability. An attacker could possibly use this issue to cause a crash or execute arbitrary code. (CVE-2022-2526)

    References: https://ubuntu.com/security/notices/USN-5583-1, https://ubuntu.com/security/CVE-2022-2526

    Affected packages

    Package

    Name: systemd

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -237-3ubuntu10.54

    Affected versions

    234-2ubuntu12

    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-5583-1 | CVE-DB