Gentoo: GLSA-201805-10 Moderate: Zsh Local Code Execution Risk
gentoo
May 26, 2018
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.
Topics Covered
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
style>.gentoo_availability{display:block;}
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.
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Severity: Normal
Title: Zsh: Multiple vulnerabilities
Date: May 26, 2018
Bugs: #649614, #651860, #655708
ID: 201805-10
Topics Covered
Background
A shell designed for interactive use, although it is also a powerful
scripting language.
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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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