How To Patch the ShellShock bash Bug on Older or Beta AWS Linux AMI’s

Author: , October 1st, 2014

This is the standard upgrade method for AWS Linux AMI’s:

Or use this for the version 2012.09, 2012.03, or 2011.09 repositories:

For older AWS Linux AMI’s, you may not be able to use the standard upgrade method as described in this link: https://alas.aws.amazon.com/ALAS-2014-419.html These are the steps needed to manually patch bash 4.1: […]