[gentoo-announce] [ GLSA 201412-41 ] OpenVPN: Denial of Service

Fabricante: Gentoo
Fecha: 26/12/2014
Identificador: GLSA 201412-41
[gentoo-announce] [ GLSA 201412-41 ] OpenVPN: Denial of Service
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201412-41 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: OpenVPN: Denial of Service Date: December 26, 2014 Bugs: #531308 ID: 201412-41 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability in OpenVPN could lead to Denial of Service. Background ========== OpenVPN is a multi-platform, full-featured SSL VPN solution. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/openvpn < 2.3.6 >= 2.3.6 Description =========== OpenVPN does not properly handle control channel packets that are too small. Impact ====== A remote authenticated attacker could send a specially crafted control channel packet, possibly resulting in a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All OpenVPN users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/openvpn-2.3.6" References ========== [ 1 ] CVE-2014-8104 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8104 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201412-41.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 https://bugs.gentoo.org. License ======= Copyright 2014 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