Microsoft acknowledged a brand new situation brought on by the June 2025 safety updates, inflicting the DHCP service to freeze on some Home windows Server programs.
On Home windows Server programs, the Dynamic Host Configuration Protocol (DHCP) Server service automates assigning IP addresses and different community configurations, lowering community administration and making certain dependable IP handle configuration in Home windows networks.
In affected environments, the brand new DHCP identified situation confirmed by Microsoft over the weekend prevents renewals of unicast IP addresses from making use of accurately throughout community units.
“The DHCP Server service may intermittently cease responding after putting in this safety replace. This situation impacts IP renewal for purchasers,” the corporate says in updates added to safety advisories issued throughout this month’s Patch Tuesday.
The record of affected Home windows variations and the updates inflicting this situation contains:
“We’re engaged on releasing a decision within the coming days and can present extra info when it’s out there,” Microsoft added.
Throughout this month’s Patch Tuesday, Redmond addressed one other identified Home windows Server situation that triggered app or service failures after inflicting some Home windows Server 2025 area controllers to grow to be unreachable after restarts.
The June 2025 cumulative updates additionally mounted authentication issues on Home windows Server area controllers triggered after deploying the April 2025 safety updates.
In Might, Microsoft additionally issued out-of-band updates to handle a bug inflicting some Hyper-V digital machines with Home windows 10, Home windows 11, and Home windows Server to restart or freeze unexpectedly.
One month earlier, the corporate launched one other set of emergency updates that resolved a identified situation stopping Home windows containers from launching on Home windows Server 2019, Home windows Server 2022, and Home windows Server 2025 programs.
These launch issues affected solely containers below Hyper-V isolation mode, permitting a number of containers to run concurrently on a single Home windows host inside separate digital machines.
Patching used to imply complicated scripts, lengthy hours, and infinite fireplace drills. Not anymore.
On this new information, Tines breaks down how trendy IT orgs are leveling up with automation. Patch sooner, cut back overhead, and give attention to strategic work — no complicated scripts required.