drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in Avahi
Name: |
Denial of Service in Avahi |
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ID: |
200901-11 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Do, 15. Januar 2009, 00:09 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5081 |
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Applikationen: |
Avahi |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200901-11 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/=
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Severity: Normal Title: Avahi: Denial of Service Date: January 14, 2009 Bugs: #250913 ID: 200901-11
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Synopsis ========
A Denial of Service vulnerability has been discovered in Avahi.
Background ==========
Avahi is a system that facilitates service discovery on a local network.
Affected packages =================
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Package / Vulnerable / Unaffected -------------------------------------------------------------------=
1 net-dns/avahi < 0.6.24 >=3D 0.6.2= 4
Description ===========
Hugo Dias reported a failed assertion in the originates_from_local_legacy_unicast_socket() function in avahi-core/server.c when processing mDNS packets with a source port of 0.
Impact ======
A remote attacker could send specially crafted packets to the daemon, leading to its crash.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Avahi users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=3Dnet-dns/avahi-0.6.24"
References ==========
[ 1 ] CVE-2008-5081 http://cve.mitre.org/cgi-bin/cvename.cgi?name=3DCVE-2008-5081
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200901-11.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 security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org.
License =======
Copyright 2009 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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