- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201110-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: High Title: Tor: Multiple vulnerabilities Date: October 18, 2011 Bugs: #351920, #359789 ID: 201110-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities were found in Tor, the most severe of which may allow a remote attacker to execute arbitrary code. Background ========== Tor is an implementation of second generation Onion Routing, a connection-oriented anonymizing communication service. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/tor < 0.2.1.30 >= 0.2.1.30 Description =========== Multiple vulnerabilities have been discovered in Tor. Please review the CVE identifiers referenced below for details. Impact ====== A remote unauthenticated attacker may be able to execute arbitrary code with the privileges of the Tor process or create a Denial of Service. Workaround ========== There is no known workaround at this time. Resolution ========== All Tor users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/tor-0.2.1.30" NOTE: This is a legacy GLSA. Updates for all affected architectures are available since April 2, 2011. It is likely that your system is already no longer affected by this issue. References ========== [ 1 ] CVE-2011-0015 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0015 [ 2 ] CVE-2011-0016 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0016 [ 3 ] CVE-2011-0427 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0427 [ 4 ] CVE-2011-0490 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0490 [ 5 ] CVE-2011-0491 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0491 [ 6 ] CVE-2011-0492 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0492 [ 7 ] CVE-2011-0493 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0493 [ 8 ] CVE-2011-1924 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1924 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201110-13.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 secur...@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2011 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
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