Gentoo: GLSA-201409-03: dhcpcd: Denial of service

    Date03 Sep 2014
    CategoryGentoo
    79
    Posted ByLinuxSecurity Advisories
    A vulnerability in dhcpcd can lead to a Denial of Service condition.
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    Gentoo Linux Security Advisory                           GLSA 201409-03
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                                                http://security.gentoo.org/
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     Severity: Normal
        Title: dhcpcd: Denial of service
         Date: September 03, 2014
         Bugs: #518596
           ID: 201409-03
    
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    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. 
    
    Affected packages
    =================
    
        -------------------------------------------------------------------
         Package              /     Vulnerable     /            Unaffected
        -------------------------------------------------------------------
      1  net-misc/dhcpcd              < 6.4.3                    >= 6.4.3 
    
    Description
    ===========
    
    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.
    
    Impact
    ======
    
    A remote attacker can cause a Denial of Service condition.
    
    Workaround
    ==========
    
    There is no known workaround at this time.
    
    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:
    
     http://security.gentoo.org/glsa/glsa-201409-03.xml
    
    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
    This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at
    https://bugs.gentoo.org.
    
    License
    =======
    
    Copyright 2014 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.
    
    http://creativecommons.org/licenses/by-sa/2.5
    
    
    
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