Chef Client 13.6.4 Released!

Hey Everyone,

We have a new release of Chef client available at with an important fix for Debian/Ubuntu users and security updates.


  • Resolved a regression in 13.6.0 that prevented upgrading packages on Debian/Ubuntu when the package name contained a tilde.

Security Updates

  • OpenSSL has been upgraded to 1.0.2m to resolve CVE-2017-3735 and CVE-2017-3736
  • RubyGems has been upgraded to 2.6.14 to resolve CVE-2017-0903