- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201411-03 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: TigerVNC: User-assisted execution of arbitrary code Date: November 05, 2014 Bugs: #505170 ID: 201411-03 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A buffer overflow in TigerVNC could result in execution of arbitrary code or Denial of Service. Background ========== TigerVNC is a high-performance VNC server/client. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/tigervnc < 1.3.1 >= 1.3.1 Description =========== Two boundary errors in TigerVNC could lead to a heap-based buffer overflow. Impact ====== A remote attacker could entice a user to connect to a malicious VNC server using TigerVNC, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All TigerVNC users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/tigervnc-1.3.1" References ========== [ 1 ] CVE-2014-0011 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0011 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201411-03.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