Explain CVE-2009-1904
The BigDecimal library in Ruby 1.8.6 before p369 and 1.8.7 before p173 allows context-dependent attackers to cause a denial of service (application crash) via a string argument that represents a large number, as demonstrated by an attempted conversion to the Float data type.
Affected Products: n/a
References: [{'name': 'ADV-2009-1563', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2009/1563'}, {'name': '35937', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35937'}, {'name': '35593', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35593'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.ruby-lang.org/en/news/2009/06/09/dos-vulnerability-in-bigdecimal/'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://redmine.ruby-lang.org/issues/show/794'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://bugs.launchpad.net/bugs/cve/2009-1904'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=532689'}, {'name': 'RHSA-2009:1140', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2009-1140.html'}, {'name': '[pkgsrc-changes] 20090610 CVS commit: pkgsrc/lang/ruby18-base', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://mail-index.netbsd.org/pkgsrc-changes/2009/06/10/msg024708.html'}, {'name': '[rubyonrails-security] 20090610 DoS Vulnerability in Ruby (CVE-2009-1904)', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://groups.google.com/group/rubyonrails-security/msg/fad60751e2b9b4f6?dmode=source'}, {'name': '1022371', 'tags': ['vdb-entry', 'x_refsource_SECTRACK'], 'url': 'http://www.securitytracker.com/id?1022371'}, {'name': 'oval:org.mitre.oval:def:9780', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9780'}, {'name': 'APPLE-SA-2010-03-29-1', 'tags': ['vendor-advisory', 'x_refsource_APPLE'], 'url': 'http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html'}, {'name': '35399', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35399'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://github.com/NZKoz/bigdecimal-segfault-fix/tree/master'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://weblog.rubyonrails.org/2009/6/10/dos-vulnerability-in-ruby/'}, {'name': 'USN-805-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'http://www.ubuntu.com/usn/USN-805-1'}, {'name': 'FEDORA-2009-13066', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00731.html'}, {'name': '55031', 'tags': ['vdb-entry', 'x_refsource_OSVDB'], 'url': 'http://osvdb.org/55031'}, {'name': '35278', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/35278'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://bugs.gentoo.org/show_bug.cgi?id=273213'}, {'name': '37705', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/37705'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.apple.com/kb/HT4077'}, {'name': '35699', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35699'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://bugs.launchpad.net/bugs/385436'}, {'name': 'GLSA-200906-02', 'tags': ['vendor-advisory', 'x_refsource_GENTOO'], 'url': 'http://security.gentoo.org/glsa/glsa-200906-02.xml'}, {'name': 'MDVSA-2009:160', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2009:160'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.ruby-forum.com/topic/189071'}, {'name': 'ruby-bigdecimal-dos(51032)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/51032'}, {'name': '35527', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35527'}, {'name': 'SSA:2009-170-02', 'tags': ['vendor-advisory', 'x_refsource_SLACKWARE'], 'url': 'http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.430805'}]
CVE State: PUBLISHED