USN-5153-1

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    USN-5153-1

    Published: 22 Nov 2021Last Modified: 22 Apr 2026

    Summary: libreoffice vulnerabilities

    Details: It was discovered that LibreOffice incorrectly handled digital signatures. An attacker could possibly use this issue to create a specially crafted document that would display a validly signed indicator, contrary to expectations.

    References: https://ubuntu.com/security/notices/USN-5153-1, https://ubuntu.com/security/CVE-2021-25633, https://ubuntu.com/security/CVE-2021-25634

    Affected packages

    Package

    Name: libreoffice

    Purl: pkg:deb/ubuntu/libreoffice@1:6.4.7-0ubuntu0.20.04.2?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:6.4.7-0ubuntu0.20.04.2

    Affected versions

    1:6.3.2-0ubuntu2
    1:6.3.3-0ubuntu1
    1:6.3.3-0ubuntu2
    1:6.3.4-0ubuntu1

    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-5153-1 | CVE-DB