USN-3365-1: Ruby vulnerabilities
USN-3365-1: Ruby vulnerabilities Ubuntu Security Notice USN-3365-1 25th July, 2017 ruby1.9.1, ruby2.0, ruby2.3 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.04 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Several security issues were fixed in Ruby. Software description ruby1.9.1 – Object-oriented scripting language ruby2.0 – Object-oriented scripting language ruby2.3 – Object-oriented scripting language Details It was discovered that Ruby DL::dlopen incorrectly handled openinglibraries. An attacker could possibly use this issue to open libraries withtainted names. This issue only applied to Ubuntu 14.04 LTS. (CVE-2009-5147) Tony Arcieri, Jeffrey Walton, and Steffan Ullrich discovered that the RubyOpenSSL extension incorrectly handled hostname wildcard matching. Thisissue only applied to Ubuntu 14.04 LTS. (CVE-2015-1855) Christian Hofstaedtler discovered that Ruby Fiddle::Handle incorrectlyhandled certain crafted strings. An attacker could use this issue to causea denial of service, or possibly execute arbitrary code. [ more… ]