Critical and Moderate DoS Vulnerabilities in Ruby's Rack Library Addressed

Multiple vulnerabilities affecting the Rack library, used for developing Ruby web applications, have been reported. Fedora 42 and 43 released updates to address a critical denial of service vulnerability in Rack 2.2.21 and a moderate denial of service vulnerability in Rack 3.1.19, respectively. Additionally, Fedora 41 highlighted critical log injection and DoS risks in an earlier version of the library.