Astra Linux – vulnerability in ruby-rack

Rack is a modular Ruby web server interface. In versions 3.0.0.beta1 through 3.1.21, and from 3.2.0 through 3.2.6, Rack::Multipart::Parserhandlemimehead processes quoted multipart parameters such as Content-Disposition: form-data; name="..." by repeatedly performing Stringindex searches combined...