There are two options here, one we used before when searching for the ^M’s in VI, the other is new:
^M
$'\r'So to find all files with the Windows carriage return in them, use one of the following…
grep -r "^M" *
grep -r $'\r' *
^M is entered by pressing Ctrl+V followed by Ctrl+M
You can now easily find out what security updates there are for your system (RHEL / CentOs / Fedora) by installing the ‘yum-security‘ plugin.
# yum install yum-securityTo list available updates and see the relevant advisory code, use the following command:
# yum list securityTo obtain information on the returned advisory codes, use the following:
# yum info-security <ADVISORY CODE>To list updates that are security relevent, use the following:
# yum --security check-updateAnd finally, to install only the security update packages, use the following:
# yum update --security