Red Hat Security Advisory 2018-0252-01 - collectd is a small C-language daemon, which reads various system metrics periodically and updates RRD files. Because the daemon does not start up each time it updates files, it has a low system footprint. Security Fix: The csnmp_read_table function in the SNMP plugin of collectd, before version 5.6.3, is susceptible to a double free in a certain error case. This could lead to a crash. Continue reading...