Release Notes for Zabbix 4.0.28

Zabbix Team is pleased to announce the availability of Zabbix 4.0.28.

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 4.0.28. 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

ZBXNEXT-6364 Removed long lists of cloned objects from host and template full clone forms
ZBXNEXT-6307 Added ability to read properties from a file

Bug Fixes

ZBX-18942 Fixed missing SID valiadion in authentication update route
ZBX-18893 Changed frontend config file permissions to 0600
ZBX-18884 Fixed crash in web monitoring and web.page.* keys when encoding non ASCII characters in URL
ZBX-18865 Fixed dbConditionInt (db.inc.php) returning wrong result in rare cases
ZBX-16216 Fixed semaphore not being cleaned up when stopping Zabbix agent
ZBX-18556 Fixed gaps in time labels of classic graphs related to DST transitions
ZBX-18644 Replaced deprecated gethostbyname function with getaddrinfo
ZBX-18802 Fixed close problem task to be deleted when problem event is deleted
ZBX-17865 Fixed displaying of long problem names on problems and event pages
ZBX-18796 Improved update performance of the preprocessing rules in item.update() and itemprototype.update() methods
ZBX-18623 Fixed the global search showing number of objects that user has no permissions
ZBX-18784 Fixed memory leak when handling vmware events
ZBX-18761 Fixed possible heap overflow issues in IPC commonications when deserializing huge text values
ZBX-18755 Fixed possibility of out of memory error when replacing string in mail, calculated checks, actions and when linking template
ZBX-18486 Fixed screen inheritance from a linked template in the full clone case
ZBX-18660 Fixed SNMP index returning as a number instead of string if there is a backslash
ZBX-17703 Fixed problem negative duration for timed triggers in case of database disconnect
ZBX-18694 Fixed crash when PSK connection is configured but PSK or PSK identity is empty
ZBX-18662 Improved pollers, unreachable pollers, Java pollers and pingers to use less memory
ZBX-18423 Fixed inconsistent macro expansion with Oracle DB compared with other databases
ZBX-18219 Fixed custom multiplier preprocessing step validation to accept a string with macros
ZBX-18422 Fixed "server is not running" warning message width
ZBX-18688 Fixed schema name didnt show when available only postgresql

Installation and Upgrade Notes

Installation

See Zabbix Manual for full details.

Upgrade

Recompile Zabbix binaries and update front-end PHP files. Execute a database patch if migrating from Zabbix 1.8.x. See Zabbix manual for a detailed upgrade procedure.

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 4.0 Manual

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