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Gentoo Linux Security Advisory GLSA 202004-04
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https://security.gentoo.org/
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Severity: Normal
Title: Qt WebEngine: Arbitrary code execution
Date: April 01, 2020
Bugs: #699328
ID: 202004-04
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Synopsis
========
A heap use-after-free flaw in Qt WebEngine at worst might allow an
attacker to execute arbitrary code.
Background
==========
Library for rendering dynamic web content in Qt5 C++ and QML
applications.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-qt/qtwebengine < 5.14.1 >= 5.14.1
Description
===========
A use-after-free vulnerability has been found in the audio component of
Qt WebEngine.
Impact
======
A remote attacker could entice a user to open a specially crafted media
file in an application linked against Qt WebEngine, possibly resulting
in execution of arbitrary code with the privileges of the process or a
Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Qt WebEngine users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-qt/qtwebengine-5.14.1”
References
==========
[ 1 ] CVE-2019-13720
https://nvd.nist.gov/vuln/detail/CVE-2019-13720
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202004-04
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users’ machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2020 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons – Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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