| Name | CVE-2015-7551 |
| Description | The Fiddle::Handle implementation in ext/fiddle/handle.c in Ruby before 2.0.0-p648, 2.1 before 2.1.8, and 2.2 before 2.2.4, as distributed in Apple OS X before 10.11.4 and other products, mishandles tainting, which allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted string, related to the DL module and the libffi library. NOTE: this vulnerability exists because of a CVE-2009-5147 regression. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 796344, 796551 |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ruby1.9.1 | source | squeeze | (not affected) | |||
| ruby1.9.1 | source | (unstable) | (unfixed) | |||
| ruby2.0 | source | (unstable) | (unfixed) | |||
| ruby2.1 | source | jessie | 2.1.5-2+deb8u3 | |||
| ruby2.1 | source | (unstable) | (unfixed) | 796344 | ||
| ruby2.2 | source | (unstable) | 2.2.4-1 | 796551 |
[wheezy] - ruby1.9.1 <no-dsa> (Minor issue)
[squeeze] - ruby1.9.1 <not-affected> (DL already fixed with CVE-2009-5147, Fiddle does not have vulnerable code)
https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/