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Gentoo Linux Security Advisory GLSA 201412-33 |
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http://security.gentoo.org/ |
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Severity: High |
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Title: PowerDNS Recursor: Multiple vulnerabilities |
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Date: December 22, 2014 |
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Bugs: #299942, #404377, #514946, #531992 |
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ID: 201412-33 |
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Synopsis |
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======== |
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|
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Multiple vulnerabilities have been found in PowerDNS Recursor, the |
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worst of which may allow execution of arbitrary code. |
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Background |
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========== |
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PowerDNS Recursor is a high-end, high-performance resolving name server |
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 net-dns/pdns-recursor < 3.6.1-r1 >= 3.6.1-r1 |
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Description |
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=========== |
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|
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Multiple vulnerabilities have been discovered in PowerDNS Recursor. |
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Please review the CVE identifiers and PowerDNS blog post referenced |
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below for details. |
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Impact |
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====== |
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|
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A remote attacker may be able to send specially crafted packets, |
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possibly resulting in arbitrary code execution or a Denial of Service |
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condition. Furthermore, a remote attacker may be able to spoof DNS |
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data. |
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All PowerDNS Recursor users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-dns/pdns-recursor-3.6.1-r1" |
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References |
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========== |
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[ 1 ] CVE-2009-4009 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-4009 |
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[ 2 ] CVE-2009-4010 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-4010 |
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[ 3 ] CVE-2012-1193 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1193 |
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[ 4 ] CVE-2014-8601 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8601 |
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[ 5 ] Related to recent DoS attacks: Recursor configuration file |
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guidance |
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http://blog.powerdns.com/2014/02/06/related-to-recent-dos-attacks-recursor-configuration-file-guidance/ |
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Availability |
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============ |
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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http://security.gentoo.org/glsa/glsa-201412-33.xml |
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Concerns? |
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========= |
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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License |
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======= |
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Copyright 2014 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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http://creativecommons.org/licenses/by-sa/2.5 |
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