Ruby before 1.8.6-p114 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.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ruby | Ruby-lang | * | 1.8.6 (including) |
| Ruby | Ruby-lang | 1.8.6-p110 (including) | 1.8.6-p110 (including) |
| Ruby | Ruby-lang | 1.8.6-p36 (including) | 1.8.6-p36 (including) |
| Red Hat Enterprise Linux 4 | RedHat | ruby-0:1.8.1-18.el4 | * |
| Red Hat Enterprise Linux 5 | RedHat | ruby-0:1.8.5-22.el5_7.1 | * |
| Red Hat Enterprise Linux 6 | RedHat | ruby-0:1.8.7.352-3.el6 | * |
| Ruby1.8 | Ubuntu | hardy | * |
References
- http://redmine.ruby-lang.org/issues/show/4338
- http://rhn.redhat.com/errata/RHSA-2012-0070.html
- http://www.openwall.com/lists/oss-security/2011/07/20/1
- http://www.redhat.com/support/errata/RHSA-2011-1581.html
- http://www.securityfocus.com/bid/49126
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69157
- http://redmine.ruby-lang.org/issues/show/4338
- http://rhn.redhat.com/errata/RHSA-2012-0070.html
- http://www.openwall.com/lists/oss-security/2011/07/20/1
- http://www.redhat.com/support/errata/RHSA-2011-1581.html
- http://www.securityfocus.com/bid/49126
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69157