Buffer overflow in man program in various distributions of Linux allows local user to execute arbitrary code as group man via a long -S option.Referenceshttps://exchange.xforce.ibmcloud.com/vulnerabilities/6530http://www.redhat.com/support/errata/RHSA-2001-069.htmlhttp://archives.neohapsis.com/archives/bugtraq/2001-05/0087.htmlhttp://www.securityfocus.com/archive/1/190136http://www.novell.com/linux/security/advisories/2001_019_man_txt.htmlhttp://www.securityfocus.com/bid/2711