Release Notes for Zabbix 2.4.6rc1

Zabbix Team is pleased to announce the availability of Zabbix 2.4.6rc1.

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

This document contains the release notes for Zabbix 2.4.6rc1. Download it from download.

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

New Features and Improvements

ZBX-1357 Enabled Czech locale to be displayed by default API Frontend
ZBX-1357 Updated Brazilian Portuguese, Chinese (Taiwan), Czech, Dutch, Japanese and Spanish translations; thanks to Zabbix translators API Frontend
ZBXNEXT-786 Made net.tcp.service[ntp] item work over UDP Agent Proxy Server

Bug Fixes

ZBX-9375 Fixed "Group" and "Host" dropdowns not setting values in "Events" page when navigating from trigger menu pop-up link and fixed availability reports filter dropdowns mistakenly using "Dropdown first entry" config Frontend
ZBX-9703 Fixed a memory leak in SSH checks when configured public and/or private key is not a regular file Server
ZBX-9605 Fixed an issue with start lines and end lines in vfs.file.regexp[] and vfs.file.regmatch[] Agent
ZBX-9332 Fixed correct display of green circle in maps and showing more unacknowledged problems than total number of problems Frontend
ZBX-9381 Removed 'groupid' parameter from global search URLs sometimes causing inaccessible forms due to insufficient permissions Frontend
ZBX-9623 Fixed possible SQL error when network discovery rule and LLD rule are processed at the same time Server
ZBX-8949 Fixed possible deadlocks when deleting items on systems with MySQL backend Server
ZBX-9592 Fixed possible crash due to uninitialized counterpath variable Agent
ZBX-9595 Added variable initialization for correct operation of system.swap.*[,pages] items Agent
ZBX-9290 Fixed log file reloading if its size is updated later than modification time Agent
ZBX-9456 Fixed system.cpu.util item to work correctly on OpenBSD 5.7 Agent
ZBX-9402 Fixed sorting of elements in pages and fixed several requests returning more results than record count set in configuration Frontend
ZBX-4529 Fixed security vulnerability in alerter script execution by using strong quoting for script arguments; thanks to Pavel for the report Server
ZBX-9385 Fixed proc.num[,,run] and proc.num[,,sleep] always returning 0 on AIX hosts Agent
ZBX-9511 Fixed compiler warnings in discoverer, SNMP trapper, LLD, and DNS item code Agent Proxy Server
ZBX-8299 Fixed SQL errors in case a network discovery rule or check is deleted during processing Proxy Server
ZBX-9467 Fixed agent compilation error related to "ifnet" and "ifnet_head" structs on OpenBSD 5.5 and above Agent

Installation and Upgrade Notes


See Zabbix指导手册。 for full details.


See 升级指南 for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 2.4.6.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free 升级服务 for easy migration from earlier versions of Zabbix. Please 联系我们 for pricing and more details.


Zabbix 2.4 Manual