CVE-2009-1904
First published: Thu Jun 11 2009(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ruby | =1.8.7 | |
| Ruby | =1.8.6 |
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Reference Links
- http://mail-index.netbsd.org/pkgsrc-changes/2009/06/10/msg024708.html
- http://groups.google.com/group/rubyonrails-security/msg/fad60751e2b9b4f6?dmode=source
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=532689
- http://bugs.gentoo.org/show_bug.cgi?id=273213
- http://github.com/NZKoz/bigdecimal-segfault-fix/tree/master
- http://redmine.ruby-lang.org/issues/show/794
- http://weblog.rubyonrails.org/2009/6/10/dos-vulnerability-in-ruby/
- http://www.ruby-forum.com/topic/189071
- http://www.ruby-lang.org/en/news/2009/06/09/dos-vulnerability-in-bigdecimal/
- https://bugs.launchpad.net/bugs/385436
- https://bugs.launchpad.net/bugs/cve/2009-1904
- http://www.securityfocus.com/bid/35278
- http://secunia.com/advisories/35399
- http://www.vupen.com/english/advisories/2009/1563
- http://osvdb.org/55031
- http://secunia.com/advisories/35527
- http://www.redhat.com/support/errata/RHSA-2009-1140.html
- http://www.securitytracker.com/id?1022371
- http://security.gentoo.org/glsa/glsa-200906-02.xml
- http://secunia.com/advisories/35699
- http://secunia.com/advisories/35593
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:160
- http://www.ubuntu.com/usn/USN-805-1
- http://secunia.com/advisories/35937
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00731.html
- http://secunia.com/advisories/37705
- http://support.apple.com/kb/HT4077
- http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
- http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.430805
- https://exchange.xforce.ibmcloud.com/vulnerabilities/51032
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9780
- http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.430805
Frequently Asked Questions
What is the severity of CVE-2009-1904?
CVE-2009-1904 is considered a denial of service vulnerability due to application crashes caused by large string arguments.
How do I fix CVE-2009-1904?
To fix CVE-2009-1904, upgrade to Ruby versions 1.8.6 p369 or higher, or 1.8.7 p173 or higher.
What versions of Ruby are affected by CVE-2009-1904?
CVE-2009-1904 affects Ruby versions 1.8.6 before p369 and 1.8.7 before p173.
What kind of attack is possible with CVE-2009-1904?
CVE-2009-1904 allows context-dependent attackers to exploit a vulnerability that can crash the application.
Is CVE-2009-1904 associated with a specific data type?
Yes, CVE-2009-1904 is particularly associated with attempts to convert large string representations of numbers to the Float data type.
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