Amazon Linux 2 : kernel (ALAS-2018-1087)
High Nessus Plugin ID 118042
SynopsisThe remote Amazon Linux 2 host is missing a security update.
DescriptionNOTE: CVE-2018-14634 was already fixed in the 4.14 kernel released
with the Amazon Linux 2 LTS release. The advisory release date does
not accurately reflect the date this was fixed.
An integer overflow flaw was found in the Linux kernel's
create_elf_tables() function. An unprivileged local user with access
to SUID (or otherwise privileged) binary could use this flaw to
escalate their privileges on the system. This issue has been give the
code name Mutagen Astronomy.(CVE-2018-14634 )
SolutionIf you are already running a 4.14 kernel, no action is required.
If you are running an older kernel, run 'yum update kernel' and reboot
your instance to update your system.