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Gentoo Linux Security Advisory                           GLSA 201805-10
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Zsh: Multiple vulnerabilities
     Date: May 26, 2018
     Bugs: #649614, #651860, #655708
       ID: 201805-10

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Synopsis
=======
Multiple vulnerabilities have been found in Zsh, the worst of which
could allow local attackers to execute arbitrary code.

Background
=========
A shell designed for interactive use, although it is also a powerful
scripting language.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-shells/zsh                < 5.5                       >= 5.5 

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

Impact
=====
A local attacker could execute arbitrary code, escalate privileges, or
cause a Denial of Service condition.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All Zsh users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-shells/zsh-5.5"

References
=========
[ 1 ] CVE-2017-18205
      https://nvd.nist.gov/vuln/detail/CVE-2017-18205
[ 2 ] CVE-2017-18206
      https://nvd.nist.gov/vuln/detail/CVE-2017-18206
[ 3 ] CVE-2018-1071
      https://nvd.nist.gov/vuln/detail/CVE-2018-1071
[ 4 ] CVE-2018-1083
      https://nvd.nist.gov/vuln/detail/CVE-2018-1083
[ 5 ] CVE-2018-1100
      https://nvd.nist.gov/vuln/detail/CVE-2018-1100
[ 6 ] CVE-2018-7548
      https://nvd.nist.gov/vuln/detail/CVE-2018-7548
[ 7 ] CVE-2018-7549
      https://nvd.nist.gov/vuln/detail/CVE-2018-7549

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

 https://security.gentoo.org/glsa/201805-10

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/

Gentoo: GLSA-201805-10: Zsh: Multiple vulnerabilities

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

Summary

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

Resolution

All Zsh users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-shells/zsh-5.5"

References


[ 1 ] CVE-2017-18205 https://nvd.nist.gov/vuln/detail/CVE-2017-18205 [ 2 ] CVE-2017-18206 https://nvd.nist.gov/vuln/detail/CVE-2017-18206 [ 3 ] CVE-2018-1071 https://nvd.nist.gov/vuln/detail/CVE-2018-1071 [ 4 ] CVE-2018-1083 https://nvd.nist.gov/vuln/detail/CVE-2018-1083 [ 5 ] CVE-2018-1100 https://nvd.nist.gov/vuln/detail/CVE-2018-1100 [ 6 ] CVE-2018-7548 https://nvd.nist.gov/vuln/detail/CVE-2018-7548 [ 7 ] CVE-2018-7549 https://nvd.nist.gov/vuln/detail/CVE-2018-7549

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201805-10

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.

Severity
Severity: Normal
Title: Zsh: Multiple vulnerabilities
Date: May 26, 2018
Bugs: #649614, #651860, #655708
ID: 201805-10

Synopsis

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

Background

A shell designed for interactive use, although it is also a powerful scripting language.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-shells/zsh < 5.5 >= 5.5

Impact

===== A local attacker could execute arbitrary code, escalate privileges, or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

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