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Gentoo Linux Security Advisory                           GLSA 202107-44
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                                           https://security.gentoo.org/
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 Severity: Low
    Title: libslirp: Multiple vulnerabilities
     Date: July 20, 2021
     Bugs: #796347
       ID: 202107-44

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Synopsis
========

Multiple vulnerabilities have been found in libslirp, the worst of
which could result in a Denial of Service condition.

Background
==========

libslirp is a TCP/IP emulator used to provide virtual networking
services.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-libs/libslirp            < 4.6.0                    >= 4.6.0 

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

Multiple vulnerabilities have been discovered in libslirp. 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 libslirp users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-libs/libslirp-4.6.0"

References
==========

[ 1 ] CVE-2021-3592
      https://nvd.nist.gov/vuln/detail/CVE-2021-3592
[ 2 ] CVE-2021-3593
      https://nvd.nist.gov/vuln/detail/CVE-2021-3593
[ 3 ] CVE-2021-3594
      https://nvd.nist.gov/vuln/detail/CVE-2021-3594
[ 4 ] CVE-2021-3595
      https://nvd.nist.gov/vuln/detail/CVE-2021-3595

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

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

 https://security.gentoo.org/glsa/202107-44

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

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