RHSA-2018:0583: Important: rh-ruby22-ruby security, bug fix, and enhancement update

First published: Mon Mar 26 2018(Updated: )

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.<br>The following packages have been upgraded to a later upstream version: rh-ruby22-ruby (2.2.9), rh-ruby22-rubygems (2.4.5.4), rh-ruby22-rubygem-psych (2.0.8.1), rh-ruby22-rubygem-json (1.8.1.1). (BZ#1549646)<br>Security Fix(es):<br><li> ruby: Command injection vulnerability in Net::FTP (CVE-2017-17405)</li> <li> ruby: Buffer underrun vulnerability in Kernel.sprintf (CVE-2017-0898)</li> <li> rubygems: Arbitrary file overwrite due to incorrect validation of specification name (CVE-2017-0901)</li> <li> rubygems: DNS hijacking vulnerability (CVE-2017-0902)</li> <li> rubygems: Unsafe object deserialization through YAML formatted gem specifications (CVE-2017-0903)</li> <li> ruby: Escape sequence injection vulnerability in the Basic authentication of WEBrick (CVE-2017-10784)</li> <li> ruby: Buffer underrun in OpenSSL ASN1 decode (CVE-2017-14033)</li> <li> ruby: DL::dlopen could open a library with tainted library name (CVE-2009-5147, CVE-2015-7551)</li> <li> rubygems: Escape sequence in the "summary" field of gemspec (CVE-2017-0899)</li> <li> rubygems: No size limit in summary length of gem spec (CVE-2017-0900)</li> <li> ruby: Arbitrary heap exposure during a JSON.generate call (CVE-2017-14064)</li> <li> ruby: Command injection in lib/resolv.rb:lazy_initialize() allows arbitrary code execution (CVE-2017-17790)</li> For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

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