Known issues for Amazon EC2 instances running Amazon Linux 2 - AWS CloudHSM
Issue: Amazon Linux 2 version 2018.07 uses an updated ncurses package (version 6) that is currently incompatible with the AWS CloudHSM SDKs

Known issues for Amazon EC2 instances running Amazon Linux 2

Issue: Amazon Linux 2 version 2018.07 uses an updated ncurses package (version 6) that is currently incompatible with the AWS CloudHSM SDKs

You see the following error returned upon running the AWS CloudHSM cloudhsm_mgmt_util or key_mgmt_util:

/opt/cloudhsm/bin/cloudhsm_mgmt_util: error while loading shared libraries: libncurses.so.5: cannot open shared object file: No such file or directory

  • Impact: Instances running on Amazon Linux 2 version 2018.07 will be unable to use all AWS CloudHSM utilities.

  • Workaround: Issue the following command on your Amazon Linux 2 EC2 instances to install the supported ncurses package (version 5):

    sudo yum update && yum install ncurses-compat-libs

  • Resolution status: This issue has been resolved in the AWS CloudHSM client 1.1.2 release. You must upgrade to this client to benefit from the fix.