| Name | CVE-2017-6181 |
| Description | The parse_char_class function in regparse.c in the Onigmo (aka Oniguruma-mod) regular expression library, as used in Ruby 2.4.0, allows remote attackers to cause a denial of service (deep recursion and application crash) via a crafted regular expression. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ruby2.1 | source | (unstable) | (not affected) | |||
| ruby2.3 | source | (unstable) | (not affected) |
- ruby2.3 <not-affected> (Introduced in v2_4_0_rc1)
- ruby2.1 <not-affected> (Introduced in v2_4_0_rc1)
Introduced by: https://github.com/ruby/ruby/commit/2873edeafb6f6df1fc99bb9b1167591b99dd378c
Fixed by: https://github.com/ruby/ruby/commit/ea940cc4dcff8d6c345d7015eda0bf06671f87e9
https://bugs.ruby-lang.org/issues/13234