Amazon Linux AMI : kernel (ALAS-2016-642)
High Nessus Plugin ID 87991
SynopsisThe remote Amazon Linux AMI host is missing a security update.
DescriptionPerception Point Research identified a use-after-free vulnerability, representing a local privilege escalation vulnerability in the Linux kernel. Their post contains a detailed analysis of the bug.
kernel-4.1.13-19.30.amzn1 and earlier versions are impacted.
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.