UBUNTU-CVE-2026-100140

    Dashboard / Vulnerabilities / UBUNTU-CVE-2026-100140

    UBUNTU-CVE-2026-100140

    Published: 2 Nov 2026Last Modified: 5 Nov 2026
    Upstream:
    CVE-2026-100140

    Summary:

    Details: An integer overflow vulnerability in the Qt XML parsing (Qt5Compat / QXmlSimpleReader) functionality of Qt.

    References: https://ubuntu.com/security/CVE-2026-100140, https://www.cve.org/CVERecord?id=CVE-2026-100140, https://codereview.qt-project.org/c/qt/qt5compat/+/764751, https://codereview.qt-project.org/c/qt/qt5compat/+/768900, https://codereview.qt-project.org/c/qt/qt5compat/+/768901, https://codereview.qt-project.org/c/qt/qt5compat/+/768902, https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-100140:

    Affected packages

    Package

    Name: qt6-5compat

    Purl: pkg:deb/ubuntu/qt6-5compat?arch=source&distro=jammy

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    6.2.2-5
    6.2.4-1

    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
    UBUNTU-CVE-2026-100140 | CVE-DB