Release Notes for Zabbix 5.0.21

Zabbix Team is pleased to announce the availability of Zabbix 5.0.21.

Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is released under the GPL, thus it is free of charge for both commercial and non-commercial use. A complete text of the license is available at http://www.gnu.org/copyleft/gpl.txt.

This document contains the release notes for Zabbix 5.0.21. Download here.

The following sections describe the release in details and provide late-breaking or other information that supplements its main documentation.


New Features and Improvements

ZBXNEXT-7408 Added native support for the net.dns and net.dns.record keys in Zabbix agent 2, fixed Zabbix agent 1 SOA response formatting Agent

Bug Fixes

ZBX-20530 Fixed compilation error on FreeBSD Server
ZBX-20570 Fixed --with-libevent option on FreeBSD Installation
ZBX-20562 Fixed item names in rabbitmq and elasticsearch templates Templates
ZBX-20443 Fixed requirement of admin rights for creating issues with custom fields and added option to close tasks in Redmine webhook Templates
ZBX-20537 Fixed uptime oid for pfsense template Templates
ZBX-12852 Fixed redundant query of vmware hv sensors info Proxy Server
ZBX-20005 Fixed main checkbox not being selected when all other checkboxes are selected Frontend
ZBX-19178 Fixed trigger wizard user interface breaking because of long expressions Frontend
ZBX-20564 Changed health state sensor item to lld in vmware hypervisor template Templates
ZBX-20373 Fixed conf syncer appearing to be busy on proxy on network problem Proxy
ZBX-19956 Fixed missing proxy address after cloning proxy; fixed proxy address trimming on save Frontend
ZBX-20472 Fixed database lock crash in Zabbix Agent 2 using SQLite Agent
ZBX-20502 Fixed host prototype discovery override in case LLD JSON contains duplicate hosts Server
ZBX-20059 Fixed duplicate metric values being inserted when there is network issue between Zabbix server and Zabbix proxy Server
ZBX-20228 Improved error reporting when SSL_write() or SSL_read() functions fail, removed redundant code that resulted in timeout on windows Agent Proxy Server
ZBX-20339 Fixed incorrect smart plugin device type in Zabbix agent 2 Agent
ZBX-16896 Added interface speed metric to linux by agent templates Templates
ZBX-20030 Fixed system.cpu.num runtime cpu change in Zabbix agent 2 Agent
ZBX-20396 Fixed expression for "Calculated value of innodb_log_file_size" item in MySQL templates Templates
ZBX-20509 Changed host group in Squid, Morningstar templates Templates
ZBX-19789 Added SourceIP support to ldap simple checks Server
ZBX-20680 Fixed reflected XSS issues Frontend

Installation and Upgrade Notes

Installation

See Zabbix documentation for full details.

Upgrade

See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 5.0.21.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free Upgrade Service for easy migration from earlier versions of Zabbix. Please Contact sales for pricing and more details.

References

Zabbix 5.0 Manual

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