A QtCore security update has been released for Gentoo Linux to address multiple security issues that could result in the execution of arbitrary code.

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Gentoo Linux Security Advisory GLSA 202003-60
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  https://security.gentoo.org/
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Severity: Normal
Title: QtCore: Multiple vulnerabilities
Date: March 26, 2020
Bugs: #699226, #707354
ID: 202003-60

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Synopsis
========

Multiple vulnerabilities have been found in QtCore, the worst of which
could result in the execution of arbitrary code.

Background
==========

The Qt toolkit is a comprehensive C++ application development
framework.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-qt/qtcore < 5.13.2-r2 *>= 5.12.3-r2
*>= 5.13.2-r2

Description
===========

Multiple vulnerabilities have been discovered in QtCore. Please review
the CVE identifiers referenced below for details.

Impact
======

An attacker could possibly execute arbitrary code with the privileges
of the process or cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All QtCore 5.12.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-qt/qtcore-5.12.3-r2"

All QtCore 5.13.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-qt/qtcore-5.13.2-r2"

References
==========

[ 1 ] CVE-2019-18281
  https://nvd.nist.gov/vuln/detail/CVE-2019-18281
[ 2 ] CVE-2020-0569
  https://nvd.nist.gov/vuln/detail/CVE-2020-0569
[ 3 ] CVE-2020-0570
  https://nvd.nist.gov/vuln/detail/CVE-2020-0570

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

  https://security.gentoo.org/glsa/202003-60

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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