CVE-2011-2686
First published: Fri Jul 15 2011(Updated: )
It was found that Ruby did not properly reinitialize the random number generator, when forking new Ruby process. A local attacker could use this flaw to easier predict random numbers. References: [1] <a href="https://bugzilla.novell.com/show_bug.cgi?id=704409">https://bugzilla.novell.com/show_bug.cgi?id=704409</a> [2] <a href="http://www.ruby-lang.org/en/news/2011/07/02/ruby-1-8-7-p352-released/">http://www.ruby-lang.org/en/news/2011/07/02/ruby-1-8-7-p352-released/</a> [3] <a href="http://redmine.ruby-lang.org/issues/4579">http://redmine.ruby-lang.org/issues/4579</a> [4] <a href="http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=31713">http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=31713</a> [5] <a href="http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=32050">http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=32050</a> [6] <a href="http://www.openwall.com/lists/oss-security/2011/07/11/1">http://www.openwall.com/lists/oss-security/2011/07/11/1</a> [7] <a href="http://www.openwall.com/lists/oss-security/2011/07/12/14">http://www.openwall.com/lists/oss-security/2011/07/12/14</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ruby-lang Ruby | <=1.8.7-334 | |
| Ruby-lang Ruby | =1.8.7-p22 | |
| Ruby-lang Ruby | =1.8.7-p71 | |
| Ruby-lang Ruby | =1.8.7-p72 | |
| Ruby-lang Ruby | =1.8.7-160 | |
| Ruby-lang Ruby | =1.8.7-173 | |
| Ruby-lang Ruby | =1.8.7-248 | |
| Ruby-lang Ruby | =1.8.7-249 | |
| Ruby-lang Ruby | =1.8.7-299 | |
| Ruby-lang Ruby | =1.8.7-302 | |
| Ruby-lang Ruby | =1.8.7-330 | |
| Ruby-lang Ruby | =1.8.7-p21 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063062.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063071.html
- http://redmine.ruby-lang.org/issues/show/4338
- http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=31713
- http://svn.ruby-lang.org/repos/ruby/tags/v1_8_7_352/ChangeLog
- http://www.openwall.com/lists/oss-security/2011/07/11/1
- http://www.openwall.com/lists/oss-security/2011/07/12/14
- http://www.openwall.com/lists/oss-security/2011/07/20/1
- http://www.openwall.com/lists/oss-security/2011/07/20/16
- http://www.ruby-lang.org/en/news/2011/07/02/ruby-1-8-7-p352-released/
- http://www.securityfocus.com/bid/49015
- https://bugzilla.redhat.com/show_bug.cgi?id=722415
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69032
- https://bugzilla.novell.com/show_bug.cgi?id=704409
- http://redmine.ruby-lang.org/issues/4579
- http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=32050
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=722419
- http://thread.gmane.org/gmane.comp.security.oss.general/5446/focus=5524
- https://access.redhat.com/security/cve/CVE-2011-2705
- https://access.redhat.com/security/cve/CVE-2011-3009
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3009
- https://access.redhat.com/security/cve/CVE-2003-0900
- https://access.redhat.com/security/cve/CVE-2011-2686
- https://rhn.redhat.com/errata/RHSA-2011-1581.html
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=555084&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=555084&action=edit
- https://rhn.redhat.com/errata/RHSA-2012-0070.html
- collector/nvd-index
- collector/nvd-historical
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2011-2686
- agent/last-modified-date
- agent/author
- agent/remedy
- agent/severity
- agent/references
- agent/weakness
- agent/tags
- agent/description
- agent/event
- agent/trending
- vendor/ruby-lang
- canonical/ruby-lang ruby
- version/ruby-lang ruby/1.8.7-334
- version/ruby-lang ruby/1.8.7-p22
- version/ruby-lang ruby/1.8.7-p71
- version/ruby-lang ruby/1.8.7-p72
- version/ruby-lang ruby/1.8.7-160
- version/ruby-lang ruby/1.8.7-173
- version/ruby-lang ruby/1.8.7-248
- version/ruby-lang ruby/1.8.7-249
- version/ruby-lang ruby/1.8.7-299
- version/ruby-lang ruby/1.8.7-302
- version/ruby-lang ruby/1.8.7-330
- version/ruby-lang ruby/1.8.7-p21