Our Security team has been made aware of a Glibc Security Vulnerability that was announced earlier this month. Refer https://access.redhat.com/
Details on glibc can be found here
Impact: This vulnerability could allow a remote user to execute code as a privileged user and hence has been highlighted as Critical by Red Hat Product Security.
Affected Products :- All versions of the glibc package were affected by this flaw.
Step 1 : You need to update the glibc package on the server.
For CentOS server, you can do this by running the command:
yum -y upgrade glibc
For Unbuntu server, you can do this by running the command:
apt-get install –only-upgrade libc6 -y
Step 2 : Reboot the server.
In case you have any questions we request you to contact the Support Team immediately.