GLSA 202004-04: Qt WebEngine: Arbitrary code execution

http://security.gentoo.org/

Severity:	normal
Title:	Qt WebEngine: Arbitrary code execution
Date:	04/01/2020
Bugs:	#699328
ID:	202004-04

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	Architecture(s)
dev-qt/qtwebengine	< 5.14.1	>= 5.14.1	All supported architectures

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

CVE-2019-13720

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202004-04.xml

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.