USN-5438-1

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    USN-5438-1

    Published: 23 May 2022Last Modified: 10 Feb 2026

    Summary: htmldoc vulnerability

    Details: It was discovered that HTMLDOC did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted HTML file, a remote attacker could possibly use this issue to cause HTMLDOC to crash, resulting in a denial of service, or possibly execute arbitrary code.

    References: https://ubuntu.com/security/notices/USN-5438-1, https://ubuntu.com/security/CVE-2021-23165

    Affected packages

    Package

    Name: htmldoc

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.9.2-1ubuntu0.2

    Affected versions

    1.8.27-8ubuntu2
    1.8.27-8ubuntu3

    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-5438-1 | CVE-DB