– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 202005-05
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
https://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: High
Title: Squid: Multiple vulnerabilities
Date: May 12, 2020
Bugs: #719046
ID: 202005-05

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

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

Background
==========

Squid is a full-featured Web proxy cache designed to run on Unix
systems. It supports proxying and caching of HTTP, FTP, and other URLs,
as well as SSL support, cache hierarchies, transparent caching, access
control lists and many other features.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 net-proxy/squid < 4.11 >= 4.11

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

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

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Squid users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=net-proxy/squid-4.11”

References
==========

[ 1 ] CVE-2019-12519
https://nvd.nist.gov/vuln/detail/CVE-2019-12519
[ 2 ] CVE-2019-12521
https://nvd.nist.gov/vuln/detail/CVE-2019-12521
[ 3 ] CVE-2020-11945
https://nvd.nist.gov/vuln/detail/CVE-2020-11945

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

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

https://security.gentoo.org/glsa/202005-05

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

—–BEGIN PGP SIGNATURE—–
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=x3sU
—–END PGP SIGNATURE—–