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Gentoo: 201409-03 Normal Severity: dhcpcd Denial of Service

gentoo
Calendar Grey September 3, 2014
Scroller Gentoo
An issue in dhcpcd may cause a Denial of Service scenario, prompting a necessary security patch for users of Gentoo.
A vulnerability in dhcpcd can lead to a Denial of Service condition.

Summary

A vulnerability has been discovered in dhcpcd. A malicious dhcp server can set flags as part of the dhcp reply that can cause a Denial of Service condition.

Topics%20covered

Topics Covered

security advisory denial of service gentoo dhcpcd normal severity

Resolution

All dhcpcd users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/dhcpcd-6.4.3"

References

[ 1 ] CVE-2014-6060 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6060

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201409-03
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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: Normal
Title: dhcpcd: Denial of service
Date: September 03, 2014
Bugs: #518596
ID: 201409-03

Topics%20covered

Topics Covered

security advisory denial of service gentoo dhcpcd normal severity

Synopsis

A vulnerability in dhcpcd can lead to a Denial of Service condition.

Background

dhcpcd is a fully featured, yet light weight RFC2131 compliant DHCP client.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/dhcpcd < 6.4.3 >= 6.4.3

Impact

===== A remote attacker can cause a Denial of Service condition.

Workaround

There is no known workaround at this time.