Gentoo: GLSA-201507-01 Normal: chrony Arbitrary Code Execution
gentoo
July 5, 2015
Multiple vulnerabilities have been found in chrony, the worst of which can cause arbitrary code execution.
Summary
Multiple vulnerabilities have been discovered in chrony. Please review the CVE identifiers referenced below for details.
Topics Covered
Resolution
All chrony users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/chrony-1.31.1"
References
[ 1 ] CVE-2015-1821 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1821 [ 2 ] CVE-2015-1822 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1822 [ 3 ] CVE-2015-1853 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1853
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201507-01
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: chrony: Multiple vulnerabilities
Date: July 05, 2015
Bugs: #545918
ID: 201507-01
Topics Covered
Background
chrony is a versatile implementation of the Network Time Protocol
(NTP).
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/chrony < 1.31.1 >= 1.31.1
Impact
=====
A remote attacker can cause arbitrary remote code execution or Denial
of service condition.
Workaround
There is no known workaround at this time.
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