Dear friends of Checkmk,
the new stable release 2.5.0p10 of Checkmk is ready for download.
This stable release ships with 42 changes affecting all editions of Checkmk,
8 changes for all commercial editions, 7 Ultimate specific,
1 Ultimate with multi-tenancy specific and 0 Cloud specific changes.
Support periods can be found here: Checkmk versions
Changes in all Checkmk editions:
Checks & agents
- 16920 Aerohive HiveManager NG: new ExtremeCloud IQ special agent…
- 19971 Network interface discovery: New ‘Use name’ appearance option…
- 19976 Network interfaces: ifName is now a separately disableable SNMP section…
- 19253 Sign Windows artifacts with Azure…
- 19972 FIX: Fortigate interface check: expose ifName via ‘name’ attribute, restore ifAlias…
NOTE: Please refer to the migration notes! - 20183 FIX: Fix missing Docker piggyback data on Python 3.14 agent hosts…
- 20158 FIX: Kubernetes Nodes service: Correctly count nodes that are both control plane and worker nodes…
NOTE: Please refer to the migration notes! - 18495 FIX: storcli_pdisks: improve support for storcli2…
NOTE: Please refer to the migration notes! - 20108 FIX: NFS mounts: report unreadable mounts as UNKNOWN instead of CRIT “Hanging”…
- 20159 FIX: NTNX Data Protection service: Fix ‘Next Snapshot scheduled at’ timestamp rendering…
- 16926 FIX: Raritan PDU residual current: fix crash when only a critical threshold is reported…
- 19222 FIX: Windows agent: fix post-install flag handling during auto update…
- 19966 FIX: Windows agent: remove unused pyOpenSSL from bundled Python environment…
- 20039 FIX: dell_idrac_fans: don’t crash when the iDRAC reports an unmapped fan status…
- 20220 FIX: filestats: Handle file modification times from the future…
- 19577 FIX: hyperv_host: Fix empty vhd, vsan, nic and integration service counts for single-item VMs…
- 16927 FIX: lnx_bonding failing with ‘head: *: No such file or directory’ if no bonding interface is configured…
- 18498 FIX: netstat: map UNCONN to CLOSED…
Core & setup
- 20021 FIX: Fix rule matching for an empty explicit hosts/services list…
NOTE: Please refer to the migration notes! - 20041 FIX: Enforced services: apply service labels from rulesets in monitoring…
- 20040 FIX: Fix removed services reappearing after a failed discovery rescan…
HW/SW Inventory
- 22006 FIX: HW/SW Inventory: Host search filters for boolean attributes returned no results…
Linux distributions
- 19580 FIX: Ensure procps (pgrep) is always installed…
Notifications
- 22007 FIX: ASCII Email: Fix bulk notification subject and notification count…
- 20064 FIX: Custom host notes URL missing in service email notifications…
- 20061 FIX: HTML email notifications: show alert handler name and output again…
- 20066 FIX: Notification rule “Sites” filter: allow sites without configuration replication…
Other components
- 20231 FIX: NagVis: Updated to 1.10.6…
REST API
- 20022 FIX: REST API: reject an empty match_on list when creating or editing a rule…
NOTE: Please refer to the migration notes! - 19905 FIX: Fix crash on hosts with null values in meta_data…
Setup
- 20020 FIX: Rule editor and API no longer hide an empty explicit hosts/services condition…
NOTE: Please refer to the migration notes! - 20004 FIX: Don’t show LDAP connection tests on validation errors…
- 18382 FIX: Fixed an issue where host information was being retrieved unnecessarily…
- 20120 FIX: Fixed download links on ‘Setup > Agents > Other operating systems’…
- 20230 FIX: Host search: Fix label search matching only the label key…
- 19479 FIX: LDAP connections will no longer hang when a connection is made but not complete…
- 20036 FIX: Service discovery: Audit log entries for enabling and disabling services…
- 20038 FIX: Service discovery: Fix action menu error for hosts in subfolders…
User interface
- 16925 Add experimental “All hosts” monitoring page…
- 19829 FIX: Fix GUI crash caused by custom sidebar elements from Checkmk <= 2.0…
- 20065 FIX: Tactical overview snapin: large numbers ran out of their box…
- 20062 FIX: Views: graph legend header overlapped first row when grouping is used…
Changes in Checkmk commercial editions:
Agent Bakery
- 20072 Agent updater registration now works with one-time tokens…
- 20117 Agent bakery: New “hotness” logic for “Bake agents” button…
- 20073 FIX: Agent Updater: Configuration error on Checkmk update when proxy settings are active…
- 19932 FIX: Agent updater: restore description for host proxy environment option…
- 20074 FIX: Fix agent package installation failure with agent updates disabled…
Notifications
- 20063 FIX: ServiceNow notifications: Preserve password from password store…
Reporting & availability
- 20003 SEC: Fix unauthorized users can edit foreign reports…
The Checkmk Micro Core
- 19221 FIX: Fix processing of services with too long names…
Changes in Checkmk Ultimate:
Core & setup
- 20174 SEC: Agent receiver: reject mTLS requests without a client certificate…
REST API
- 19141 REST API: configure the OpenTelemetry integration (unstable)…
- 18758 FIX: REST API: fix 500 error when reading a folder with OpenTelemetry data enabled…
Relay
- 20127 Add support for running the Relay on Windows…
- 19542 Establish relay trust explicitly via the site certificate fingerprint…
- 19735 SEC: Fixed agent receiver certificate confusion…
Telemetry
- 18757 FIX: Rename OpenTelemetry metric services from ‘OTel metric’ to ‘Metric’…
NOTE: Please refer to the migration notes!
Changes in Checkmk Cloud:
NO CHANGES
Changes in Checkmk Ultimate with multi-tenancy:
Reporting & availability
- 20173 FIX: Fix crash rendering BI availability reports filtered by a specific customer…
You can download Checkmk from our download page: https://checkmk.com/download
List of all changes: https://checkmk.com/werks?product=cmk&version=2.5.0p10
We greatly thank you for using Checkmk and wish you a successful monitoring,
Your Checkmk Team