[gentoo-announce] [ GLSA 202007-53 ] Dropbear: Multiple vulnerabilities

[Sam James <sam@gentoo.org>]

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Gentoo Linux Security Advisory                           GLSA 202007-53
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Dropbear: Multiple vulnerabilities
     Date: July 28, 2020
     Bugs: #723848
       ID: 202007-53

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Synopsis
========

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

Background
==========

Dropbear is an SSH server and client designed with a small memory
footprint.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/dropbear           < 2020.80                 >= 2020.80

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

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

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/dropbear-2020.80"

References
==========

[ 1 ] CVE-2018-0739
      https://nvd.nist.gov/vuln/detail/CVE-2018-0739
[ 2 ] CVE-2018-12437
      https://nvd.nist.gov/vuln/detail/CVE-2018-12437
[ 3 ] CVE-2018-20685
      https://nvd.nist.gov/vuln/detail/CVE-2018-20685

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

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

 https://security.gentoo.org/glsa/202007-53

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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