UBUNTU-CVE-2013-4549

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    UBUNTU-CVE-2013-4549

    Published: 5 Dec 2013Last Modified: 22 Apr 2026
    Upstream:
    CVE-2013-4549
    Aliases:
    USN-2057-1

    Summary:

    Details: QXmlSimpleReader in Qt before 5.2 allows context-dependent attackers to cause a denial of service (memory consumption) via an XML Entity Expansion (XEE) attack.

    References: https://ubuntu.com/security/CVE-2013-4549, https://codereview.qt-project.org/#change,70708, http://lists.qt-project.org/pipermail/announce/2013-December/000036.html, https://ubuntu.com/security/notices/USN-2057-1, https://www.cve.org/CVERecord?id=CVE-2013-4549

    Affected packages

    Package

    Name: qt4-x11

    Purl: pkg:deb/ubuntu/qt4-x11@4:4.8.4+dfsg-0ubuntu20?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4:4.8.4+dfsg-0ubuntu20

    Affected versions

    4:4.8.4+dfsg-0ubuntu18
    4:4.8.4+dfsg-0ubuntu19

    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