UBUNTU-CVE-2021-3481

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    UBUNTU-CVE-2021-3481

    Published: 3 Apr 2021Last Modified: 28 May 2026
    Upstream:
    CVE-2021-3481

    Summary:

    Details: A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/qdrawhelper_p.h in Qt/Qtbase. While rendering and displaying a crafted Scalable Vector Graphics (SVG) file this flaw may lead to an unauthorized memory access. The highest threat from this vulnerability is to data confidentiality and the application availability.

    References: https://ubuntu.com/security/CVE-2021-3481, https://codereview.qt-project.org/c/qt/qtsvg/+/337587, https://ubuntu.com/security/notices/USN-5241-1, https://www.cve.org/CVERecord?id=CVE-2021-3481, https://ubuntu.com/security/notices/USN-8337-1

    Affected packages

    Package

    Name: qt4-x11

    Purl: pkg:deb/ubuntu/qt4-x11?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4:4.8.4+dfsg-0ubuntu18
    4:4.8.4+dfsg-0ubuntu19
    4:4.8.4+dfsg-0ubuntu20
    4:4.8.4+dfsg-0ubuntu21
    4:4.8.4+dfsg-0ubuntu22
    4:4.8.5+git192-g085f851+dfsg-2ubuntu3
    4:4.8.5+git192-g085f851+dfsg-2ubuntu4
    4:4.8.5+git192-g085f851+dfsg-2ubuntu4.1

    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-2021-3481 | CVE-DB