[Release] Checkmk stable release 2.4.0p34

Dear friends of Checkmk,

the new stable release 2.4.0p34 of Checkmk is ready for download.

This stable release ships with 21 changes affecting all editions of Checkmk,
1 changes for all commercial editions, 0 Ultimate specific,
0 Ultimate with multi-tenancy specific and 0 Cloud specific changes.

Support periods can be found here: Checkmk versions

Changes in all Checkmk editions:

Agent Bakery

  • 19216 FIX: Windows agent: Fix excessive restarts of the agent updater plugin…

BI

  • 16918 SEC: Fix Business Intelligence API Pack permission not respected in API requests…

Checks & agents

  • 18753 UPS / PDU phases and nominal frequencies: configure upper voltage and frequency levels…
    NOTE: Please refer to the migration notes!
  • 16922 Detect ifAlias on Nera Evolution XPAND IP devices…
  • 20104 SEC: mk_sap_hana: Privilege escalation via crafted sapstartsrv process name…
  • 20134 FIX: Aruba switches: keep device type label after firmware upgrade…
  • 20145 FIX: Azure: Fix shifted timestamps and possible crash on non-UTC sites…
  • 19982 FIX: Infoblox DNS statistics: Fix crash on empty counter values…
  • 19868 FIX: Kubernetes: Fix crash when parsing Kubelet metric labels containing a null byte…
  • 19251 FIX: PostgreSQL monitoring broken by util-linux 2.42…
  • 19991 FIX: Redfish: fix discovery crash for power supplies without a name…
  • 19986 FIX: Redfish: retry transient Systems failures and keep previous data instead of dropping services…
  • 20015 FIX: check_cert: Remove duplicated error details on connection failure…
  • 20153 FIX: df: Fix crash when a filesystem’s usable capacity is 0…
  • 19859 FIX: printer_supply: skip nameless supplies during discovery…

Core & setup

  • 20078 Enforce CSRF token verification on global settings toggle buttons…
  • 20144 FIX: Distributed monitoring: fix message broker connection breaking on remote sites…
  • 19589 FIX: Fixed crash in RRD creation for service names containing a null byte…

Notifications

  • 20052 FIX: HTML email notifications: show address and site only when configured…
    NOTE: Please refer to the migration notes!

Other components

  • 20013 FIX: NagVis: Updated to 1.10.5…

User interface

  • 20135 FIX: Display custom metric names without altered capitalization…

Changes in Checkmk commercial editions:

Dynamic host configuration

  • 19219 FIX: DCD: cmk-dcd error handler crashes on args.debug, masking real DCD error…

Changes in Checkmk Ultimate:

NO CHANGES

Changes in Checkmk Cloud:

NO CHANGES

Changes in Checkmk Ultimate with multi-tenancy:

NO CHANGES

You can download Checkmk from our download page: https://checkmk.com/download

List of all changes: https://checkmk.com/werks?product=cmk&version=2.4.0p34

We greatly thank you for using Checkmk and wish you a successful monitoring,

Your Checkmk Team