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Debian LTS Advisory DLA-3539-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                  Roberto C. Sánchez
August 22, 2023                               https://wiki.debian.org/LTS
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Package        : qt4-x11
Version        : 4:4.8.7+dfsg-18+deb10u2
CVE ID         : CVE-2021-3481 CVE-2021-45930 CVE-2023-32573 CVE-2023-32763 
                 CVE-2023-34410 CVE-2023-37369 CVE-2023-38197

Several vulnerabilities have been found in qt4-x11, a graphical
windowing toolkit.

CVE-2021-3481

    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.

CVE-2021-45930

    An out-of-bounds write in
    QtPrivate::QCommonArrayOps::growAppend
    (called from QPainterPath::addPath and QPathClipper::intersect).

CVE-2023-32573

    Uninitialized variable usage in m_unitsPerEm.

CVE-2023-32763

    An application crash in QXmlStreamReader via a crafted XML string
    that triggers a situation in which a prefix is greater than a
    length.

CVE-2023-34410

    Certificate validation for TLS does not always consider whether the
    root of a chain is a configured CA certificate.

CVE-2023-37369

    There can be an application crash in QXmlStreamReader via a crafted
    XML string that triggers a situation in which a prefix is greater
    than a length.

CVE-2023-38197

    There are infinite loops in recursive entity expansion.

For Debian 10 buster, these problems have been fixed in version
4:4.8.7+dfsg-18+deb10u2.

We recommend that you upgrade your qt4-x11 packages.

For the detailed security status of qt4-x11 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/qt4-x11

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

Debian LTS: DLA-3539-1: qt4-x11 security update

August 22, 2023
Several vulnerabilities have been found in qt4-x11, a graphical windowing toolkit

Summary


Severity
Package : qt4-x11
Version : 4:4.8.7+dfsg-18+deb10u2
CVE ID : CVE-2021-3481 CVE-2021-45930 CVE-2023-32573 CVE-2023-32763

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