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Gentoo Linux Security Advisory                           GLSA 201804-02
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: glibc: Multiple vulnerabilities
     Date: April 04, 2018
     Bugs: #632556, #634920, #635118, #641644, #644278, #646490, #646492
       ID: 201804-02

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Synopsis
========

Multiple vulnerabilities have been found in glibc, the worst of which
could allow remote attackers to execute arbitrary code.

Background
==========

glibc is a package that contains the GNU C library.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  sys-libs/glibc              < 2.25-r11               >= 2.25-r11 

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

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

Impact
======

An attacker could possibly execute arbitrary code, escalate privileges,
cause a Denial of Service condition, or have other unspecified impacts.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All glibc users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.25-r11"

References
==========

[ 1 ] CVE-2017-14062
      https://nvd.nist.gov/vuln/detail/CVE-2017-14062
[ 2 ] CVE-2017-15670
      https://nvd.nist.gov/vuln/detail/CVE-2017-15670
[ 3 ] CVE-2017-15671
      https://nvd.nist.gov/vuln/detail/CVE-2017-15671
[ 4 ] CVE-2017-15804
      https://nvd.nist.gov/vuln/detail/CVE-2017-15804
[ 5 ] CVE-2017-16997
      https://nvd.nist.gov/vuln/detail/CVE-2017-16997
[ 6 ] CVE-2018-1000001
      https://nvd.nist.gov/vuln/detail/CVE-2018-1000001
[ 7 ] CVE-2018-6485
      https://nvd.nist.gov/vuln/detail/CVE-2018-6485
[ 8 ] CVE-2018-6551
      https://nvd.nist.gov/vuln/detail/CVE-2018-6551

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

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

 https://security.gentoo.org/glsa/201804-02

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 2018 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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