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Gentoo: GLSA-200904-14 Critical: Ventrilo Service Interruption Risk

A vulnerability has been discovered in Ventrilo, allowing for a Denial of Service.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200904-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Ventrilo: Denial of Service Date: April 14, 2009 Bugs: #234819 ID: 200904-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= A vulnerability has been discovered in Ventrilo, allowing for a Denial of Service. Background ========= Ventrilo is a Voice over IP group communication server. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-sound/ventrilo-server-bin < 3.0.3 > = 3.0.3 Description ========== Luigi Auriemma reported a NULL pointer dereference in Ventrilo when processing packets with an invalid version number followed by another packet. Impact ===== A remote attacker could send specially crafted packets to the server, resulting in a crash. Workaround ========= There is no known workaround at this time. Resolution ========= All Ventrilo users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =media-sound/ventrilo-server-bin-3.0.3" References ========= [ 1 ] CVE-2008-3680 https://www.cve.org/CVERecord?id=CVE-2008-3680 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200904-13 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of ourusers machines is of utmost importance to us. Any security concerns should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at https://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. https://creativecommons.org/licenses/by-sa/2.5/ . Uncover the Ventrilo DDoS flaw identified in Gentoo's GLSA 200904-13 and explore effective strategies to counteract the risk.. Ventrilo Denial Service,Gentoo GLSA,Security Advisory,Normal Severity,Remote Exploit. . LinuxSecurity.com Team

Apr 14, 2009 Gentoo