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Gentoo Linux Security Advisory                           GLSA 201908-11
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: libarchive: Multiple vulnerabilities
     Date: August 15, 2019
     Bugs: #631294, #636070
       ID: 201908-11

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

Background
=========
libarchive is a library for manipulating different streaming archive
formats, including certain tar variants, several cpio formats, and both
BSD and GNU ar variants.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-arch/libarchive          < 3.3.3                    >= 3.3.3 

Description
==========
Multiple vulnerabilities have been discovered in libarchive. 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 libarchive users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.3.3"

References
=========
[ 1 ] CVE-2017-14166
      https://nvd.nist.gov/vuln/detail/CVE-2017-14166
[ 2 ] CVE-2017-14501
      https://nvd.nist.gov/vuln/detail/CVE-2017-14501
[ 3 ] CVE-2017-14502
      https://nvd.nist.gov/vuln/detail/CVE-2017-14502
[ 4 ] CVE-2017-14503
      https://nvd.nist.gov/vuln/detail/CVE-2017-14503

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

 https://security.gentoo.org/glsa/201908-11

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 2019 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/