title: Red Hat Security Advisory: ruby security update
description: ruby: Buffer underrun vulnerability in Kernel.sprintf rubygems: Escape sequence in the "summary" field of gemspec rubygems: No size limit in summary length of gem spec rubygems: Arbitrary file overwrite due to incorrect validation of specification name rubygems: DNS hijacking vulnerability rubygems: Unsafe object deserialization through YAML formatted gem specifications ruby: Escape sequence injection vulnerability in the Basic authentication of WEBrick ruby: Buffer underrun in OpenSSL ASN1 decode ruby: Arbitrary heap exposure during a JSON.generate call ruby: Command injection vulnerability in Net::FTP ruby: Command injection in lib/resolv.rb:lazy_initialize() allows arbitrary code execution
cpes: cpe:/o:redhat:enterprise_linux:7::client cpe:/o:redhat:enterprise_linux:7::computenode cpe:/o:redhat:enterprise_linux:7::server cpe:/o:redhat:enterprise_linux:7::workstation