ELA-638-1 ruby-sinatra security update

file traversal vulnerability

2022-07-12
Packageruby-sinatra
Version1.4.7-5+deb9u1 (stretch)
Related CVEs CVE-2022-29970


A file traversal vulnerability was discovered in ruby-sinatra, a popular web server often used with Ruby on Rails. We now validate that any expanded paths match the allowed public_dir when serving static files.



For Debian 9 stretch, these problems have been fixed in version 1.4.7-5+deb9u1.

We recommend that you upgrade your ruby-sinatra packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.