Amazon Linux AMI : c-ares (ALAS-2017-859)
Medium Nessus Plugin ID 101934
SynopsisThe remote Amazon Linux AMI host is missing a security update.
DescriptionThe c-ares function `ares_parse_naptr_reply()`, which is used for parsing NAPTR responses, could be triggered to read memory outside of the given input buffer if the passed in DNS response packet was crafted in a particular way. ( CVE-2017-1000381 )
SolutionRun 'yum update c-ares' to update your system.