- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200509-14 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Zebedee: Denial of Service vulnerability Date: September 20, 2005 Bugs: #105115 ID: 200509-14 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A bug in Zebedee allows a remote attacker to perform a Denial of Service attack. Background ========== Zebedee is an application that establishes an encrypted, compressed tunnel for TCP/IP or UDP data transfer between two systems. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/zebedee < 2.5.3 *>= 2.4.1-r1 >= 2.5.3 Description =========== "Shiraishi.M" reported that Zebedee crashes when "0" is received as the port number in the protocol option header. Impact ====== By performing malformed requests a remote attacker could cause Zebedee to crash. Workaround ========== There is no known workaround at this time. Resolution ========== All Zebedee users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose net-misc/zebedee References ========== [ 1 ] BugTraq ID 14796 http://www.securityfocus.com/bid/14796 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200509-14.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@xxxxxxxxxx or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2005 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/2.0
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