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[ GLSA 200906-02 ] Ruby: Denial of Service
From: Alex Legler <a3li () gentoo org>
Date: Sun, 28 Jun 2009 23:35:18 +0200
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200906-02 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Ruby: Denial of Service Date: June 28, 2009 Bugs: #273213 ID: 200906-02 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A flaw in the Ruby standard library might allow remote attackers to cause a Denial of Service attack. Background ========== Ruby is an interpreted object-oriented programming language. The elaborate standard library includes the "BigDecimal" class. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-lang/ruby < 1.8.6_p369 >= 1.8.6_p369 Description =========== Tadayoshi Funaba reported that BigDecimal in ext/bigdecimal/bigdecimal.c does not properly handle string arguments containing overly long numbers. Impact ====== A remote attacker could exploit this issue to remotely cause a Denial of Service attack. Workaround ========== There is no known workaround at this time. Resolution ========== All Ruby users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-lang/ruby-1.8.6_p369" References ========== [ 1 ] CVE-2009-1904 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1904 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200906-02.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 http://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. http://creativecommons.org/licenses/by-sa/2.5
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- [ GLSA 200906-02 ] Ruby: Denial of Service Alex Legler (Jun 29)