{"id":"CVE-2011-2686","state":"PUBLISHED","title":"Ruby before 1.8.7-p352 does not reset the random seed upon forking, which makes it easier for context-dependent attackers to predict the values of random numbers by leveraging know","description":"Ruby before 1.8.7-p352 does not reset the random seed upon forking, which makes it easier for context-dependent attackers to predict the values of random numbers by leveraging knowledge of the number sequence obtained in a different child process, a related issue to CVE-2003-0900.  NOTE: this issue exists because of a regression during Ruby 1.8.6 development.","publishedAt":"2011-08-05T21:00:00.000Z","updatedAt":"2024-08-06T23:08:23.714Z","severity":null,"assigner":"redhat","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://www.openwall.com/lists/oss-security/2011/07/12/14","http://www.ruby-lang.org/en/news/2011/07/02/ruby-1-8-7-p352-released/","https://bugzilla.redhat.com/show_bug.cgi?id=722415","http://www.openwall.com/lists/oss-security/2011/07/20/16","http://redmine.ruby-lang.org/issues/show/4338","http://svn.ruby-lang.org/repos/ruby/tags/v1_8_7_352/ChangeLog","http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=31713","http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063062.html","https://exchange.xforce.ibmcloud.com/vulnerabilities/69032","http://www.openwall.com/lists/oss-security/2011/07/20/1","http://www.openwall.com/lists/oss-security/2011/07/11/1","http://www.securityfocus.com/bid/49015","http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063071.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:39:59.387Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2011/2xxx/CVE-2011-2686.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2011-2686","state":"PUBLISHED","datePublished":"2011-08-05T21:00:00.000Z","dateUpdated":"2024-08-06T23:08:23.714Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2011-07-11T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Ruby before 1.8.7-p352 does not reset the random seed upon forking, which makes it easier for context-dependent attackers to predict the values of random numbers by leveraging knowledge of the number sequence obtained in a different child process, a related issue to CVE-2003-0900.  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