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Gentoo Linux Security Advisory GLSA 200509-14 |
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http://security.gentoo.org/ |
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Severity: Normal |
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Title: Zebedee: Denial of Service vulnerability |
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Date: September 20, 2005 |
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Bugs: #105115 |
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ID: 200509-14 |
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Synopsis |
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======== |
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|
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A bug in Zebedee allows a remote attacker to perform a Denial of |
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Service attack. |
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Background |
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========== |
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|
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Zebedee is an application that establishes an encrypted, compressed |
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tunnel for TCP/IP or UDP data transfer between two systems. |
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|
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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-misc/zebedee < 2.5.3 *>= 2.4.1-r1 |
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>= 2.5.3 |
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|
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Description |
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=========== |
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|
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"Shiraishi.M" reported that Zebedee crashes when "0" is received as the |
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port number in the protocol option header. |
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Impact |
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====== |
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|
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By performing malformed requests a remote attacker could cause Zebedee |
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to crash. |
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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 Zebedee users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose net-misc/zebedee |
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|
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References |
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========== |
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[ 1 ] BugTraq ID 14796 |
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http://www.securityfocus.com/bid/14796 |
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|
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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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|
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http://security.gentoo.org/glsa/glsa-200509-14.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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http://bugs.gentoo.org. |
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|
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License |
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======= |
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Copyright 2005 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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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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|
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http://creativecommons.org/licenses/by-sa/2.0 |
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