yum check-update error occurred when no reboot after kernel updating

[pabroff]

If you only yum update Kernel, become a blank line is 3 or more columns to fail parse.

[kotakanbe]

Thanks for reporting :)

[kotakanbe]

Memo: How to reproduce the issue.

Amazon Linux, RHEL

$ sudo yum update --security
$ LANG=en_US.UTF-8 yum --color=never check-update
....

aws-cfn-bootstrap.noarch  1.4-11.6.amzn1      amzn-updates
.....
Security: kernel-4.4.19-29.55.amzn1.x86_64 is an installed security update
Security: kernel-4.1.10-17.31.amzn1.x86_64 is the currently running version

• vuls

[Sep  6 09:43:49] ERROR [ama1] Failed to scan vulnerable packages
[Sep  6 09:43:49] ERROR [localhost] Failed to scan. err: ec2-user@**.**.**.**: Failed to parse LANG=en_US.UTF-8 yum --color=never check-update. err: Unknown format: Security: kernel-4.4.19-29.55.amzn1.x86_64 is an installed security update

CentOS

works fine