[USN-2412-1] Ruby vulnerability

2014-11-24T00:00:00
ID SECURITYVULNS:DOC:31390
Type securityvulns
Reporter Securityvulns
Modified 2014-11-24T00:00:00

Description

========================================================================== 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

Summary:

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

Details:

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 2.0.0.484+really457-3ubuntu1.2 libruby2.1 2.1.2-2ubuntu1.2 ruby2.0 2.0.0.484+really457-3ubuntu1.2 ruby2.1 2.1.2-2ubuntu1.2

Ubuntu 14.04 LTS: libruby1.9.1 1.9.3.484-2ubuntu1.2 libruby2.0 2.0.0.484-1ubuntu2.2 ruby1.9.1 1.9.3.484-2ubuntu1.2 ruby2.0 2.0.0.484-1ubuntu2.2

Ubuntu 12.04 LTS: libruby1.8 1.8.7.352-2ubuntu1.6 libruby1.9.1 1.9.3.0-1ubuntu2.10 ruby1.8 1.8.7.352-2ubuntu1.6 ruby1.9.1 1.9.3.0-1ubuntu2.10

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/ruby2.0/2.0.0.484+really457-3ubuntu1.2 https://launchpad.net/ubuntu/+source/ruby2.1/2.1.2-2ubuntu1.2 https://launchpad.net/ubuntu/+source/ruby1.9.1/1.9.3.484-2ubuntu1.2 https://launchpad.net/ubuntu/+source/ruby2.0/2.0.0.484-1ubuntu2.2 https://launchpad.net/ubuntu/+source/ruby1.8/1.8.7.352-2ubuntu1.6 https://launchpad.net/ubuntu/+source/ruby1.9.1/1.9.3.0-1ubuntu2.10

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