SynopsisThe remote Amazon Linux AMI host is missing a security update.
DescriptionA denial of service vulnerability was discovered in the keyring function's garbage collector in the Linux kernel. The flaw allowed any local user account to trigger a kernel panic. (CVE-2015-7872)
SolutionRun 'yum clean all' followed by 'yum update kernel' to update your system. You will need to reboot your system in order for the new kernel to be running.