USN-5252-2

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    USN-5252-2

    Published: 25 Jan 2022Last Modified: 29 Jun 2026

    Summary: policykit-1 vulnerability

    Details: USN-5252-1 fixed a vulnerability in policykit-1. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that the PolicyKit pkexec tool incorrectly handled command-line arguments. A local attacker could use this issue to escalate privileges to an administrator.

    References: https://ubuntu.com/security/notices/USN-5252-2, https://ubuntu.com/security/CVE-2021-4034

    Affected packages

    Package

    Name: policykit-1

    Purl: pkg:deb/ubuntu/policykit-1?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.105-4ubuntu3.14.04.6+esm1

    Affected versions

    0.105-3ubuntu3

    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-5252-2 | CVE-DB