Rails version 3.1.5 has been released!

Good news everyone! Rails version 3.1.5 has been released.

This release of Rails contains two important security fixes:

  * CVE-2012-2660 Ruby on Rails Active Record Unsafe Query Generation Risk
  * CVE-2012-2661 Ruby on Rails Active Record SQL Injection Vulnerability

It is suggested that all users upgrade immediately. For more information about
these issues, please see the annoumcenents on the rubyonrails-security
mailing list:

  https://groups.google.com/group/rubyonrails-security

Specifically these announcements:

  https://groups.google.com/group/rubyonrails-security/browse_thread/thread/f1203e3376acec0f
  https://groups.google.com/group/rubyonrails-security/browse_thread/thread/7546a238e1962f59

Other changes for this release can be found in each component's CHANGELOG:

  https://github.com/rails/rails/blob/3-1-stable/actionmailer/CHANGELOG.md
  https://github.com/rails/rails/blob/3-1-stable/actionpack/CHANGELOG.md
  https://github.com/rails/rails/blob/3-1-stable/activemodel/CHANGELOG.md
  https://github.com/rails/rails/blob/3-1-stable/activerecord/CHANGELOG.md
  https://github.com/rails/rails/blob/3-1-stable/activesupport/CHANGELOG.md
  https://github.com/rails/rails/blob/3-1-stable/railties/CHANGELOG.md

All changes can be found here:

  https://github.com/rails/rails/compare/v3.1.4...v3.1.5

I want to give a special thanks to Ben Murphy for responsibly reporting the two
security issues that are fixed in this release. Thank you very much!

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