| Name | CVE-2012-4481 | 
| Description | The safe-level feature in Ruby 1.8.7 allows context-dependent attackers to modify strings via the NameError#to_s method when operating on Ruby objects. NOTE: this issue is due to an incomplete fix for CVE-2011-1005. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| Debian Bugs | 689945 | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|---|---|---|---|---|---|
| ruby1.8 | source | squeeze | (not affected) | |||
| ruby1.8 | source | (unstable) | 1.8.7.358-5 | 689945 | 
[squeeze] - ruby1.8 <not-affected> (problematic code not present)