A WebkitGTK+ security update has been released for Gentoo Linux.
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Gentoo Linux Security Advisory GLSA 202104-03
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https://security.gentoo.org/
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Severity: Normal
Title: WebkitGTK+: Multiple vulnerabilities
Date: April 30, 2021
Bugs: #770793, #773193
ID: 202104-03
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Synopsis
========
Multiple vulnerabilities have been found in WebkitGTK+, the worst of
which could result in the arbitrary execution of code.
Background
==========
WebKitGTK+ is a full-featured port of the WebKit rendering engine,
suitable for projects requiring any kind of web integration, from
hybrid HTML/CSS applications to full-fledged web browsers.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/webkit-gtk < 2.30.6 >= 2.30.6
Description
===========
Multiple vulnerabilities have been discovered in WebkitGTK+. Please
review the CVE identifiers referenced below for details.
Impact
======
An attacker, by enticing a user to visit maliciously crafted web
content, may be able to execute arbitrary code, violate iframe
sandboxing policy, access restricted ports on arbitrary servers, cause
memory corruption, or could cause a Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All WebkitGTK+ users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/webkit-gtk-2.30.6"
References
==========
[ 1 ] CVE-2020-13558
https://nvd.nist.gov/vuln/detail/CVE-2020-13558
[ 2 ] CVE-2020-27918
https://nvd.nist.gov/vuln/detail/CVE-2020-27918
[ 3 ] CVE-2020-29623
https://nvd.nist.gov/vuln/detail/CVE-2020-29623
[ 4 ] CVE-2020-9947
https://nvd.nist.gov/vuln/detail/CVE-2020-9947
[ 5 ] CVE-2021-1765
https://nvd.nist.gov/vuln/detail/CVE-2021-1765
[ 6 ] CVE-2021-1789
https://nvd.nist.gov/vuln/detail/CVE-2021-1789
[ 7 ] CVE-2021-1799
https://nvd.nist.gov/vuln/detail/CVE-2021-1799
[ 8 ] CVE-2021-1801
https://nvd.nist.gov/vuln/detail/CVE-2021-1801
[ 9 ] CVE-2021-1870
https://nvd.nist.gov/vuln/detail/CVE-2021-1870
[ 10 ] WSA-2021-0001
https://webkitgtk.org/security/WSA-2021-0001.html
[ 11 ] WSA-2021-0002
https://webkitgtk.org/security/WSA-2021-0002.html
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202104-03
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 2021 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
