[USN-2412-1] Ruby vulnerability

Type securityvulns
Reporter Securityvulns
Modified 2014-11-24T00:00:00


========================================================================== Ubuntu Security Notice USN-2412-1 November 20, 2014

ruby1.8, ruby1.9.1, ruby2.0, ruby2.1 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS


Ruby could be made to consume resources.

Software Description: - ruby2.0: Object-oriented scripting language - ruby2.1: Object-oriented scripting language - ruby1.9.1: Object-oriented scripting language - ruby1.8: Object-oriented scripting language


Tomas Hoger discovered that Ruby incorrectly handled XML entity expansion. An attacker could use this flaw to cause Ruby to consume large amounts of resources, resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.10: libruby2.0 libruby2.1 2.1.2-2ubuntu1.2 ruby2.0 ruby2.1 2.1.2-2ubuntu1.2

Ubuntu 14.04 LTS: libruby1.9.1 libruby2.0 ruby1.9.1 ruby2.0

Ubuntu 12.04 LTS: libruby1.8 libruby1.9.1 ruby1.8 ruby1.9.1

In general, a standard system update will make all the necessary changes.

References: http://www.ubuntu.com/usn/usn-2412-1 CVE-2014-8090

Package Information: https://launchpad.net/ubuntu/+source/ruby2.0/ https://launchpad.net/ubuntu/+source/ruby2.1/2.1.2-2ubuntu1.2 https://launchpad.net/ubuntu/+source/ruby1.9.1/ https://launchpad.net/ubuntu/+source/ruby2.0/ https://launchpad.net/ubuntu/+source/ruby1.8/ https://launchpad.net/ubuntu/+source/ruby1.9.1/

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