drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in Dnsmasq
Name: |
Denial of Service in Dnsmasq |
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ID: |
201512-01 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Do, 17. Dezember 2015, 23:18 |
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Referenzen: |
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3294 |
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Applikationen: |
Dnsmasq |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201512-01 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: Dnsmasq: Denial of Service Date: December 17, 2015 Bugs: #547966 ID: 201512-01
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Synopsis ========
A vulnerability in Dnsmasq can lead to a Denial of Service condition.
Background ==========
Dnsmasq is a lightweight, easy to configure DNS forwarder and DHCP server.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-dns/dnsmasq < 2.72-r2 >= 2.72-r2
Description ===========
An out-of-bounds read vulnerability has been found in the tcp_request function in Dnsmasq.
Impact ======
A remote attacker could send a specially crafted DNS request, possibly resulting in a Denial of Service condition.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Dnsmasq users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-dns/dnsmasq-2.72-r2"
References ==========
[ 1 ] CVE-2015-3294 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3294
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/201512-01
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.
License =======
Copyright 2015 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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