Microsoft Pulls Exchange Patches Amid Mail Flow Issues

Microsoft pulled its November 2024 Exchange security updates that it launched earlier this month for Patch Tuesday because of them breaking electronic mail supply.

This determination got here after there have been experiences from admins saying that electronic mail had stopped flowing altogether.

The problem impacts Microsoft Trade clients who use transport guidelines, or mail stream guidelines, in addition to knowledge loss safety guidelines. The mail stream guidelines filter and redirect emails in transit, whereas the information loss safety guidelines be sure that delicate info is not being shared through electronic mail to an out of doors group.

In line with Microsoft, some clients discovered that the mail stream guidelines stopped periodically after they put in the replace. It’s now advising admins who’re noticing this problem to uninstall the November safety updates completely till they’re re-released.

“We’re persevering with the investigation and are engaged on a everlasting repair to deal with this problem,” Microsoft stated in an update concerning the problem. “We’ll launch it when prepared. Now we have additionally paused the rollout of November 2024 SU to Home windows / Microsoft Replace. Prospects who may not use Transport or DLP guidelines and didn’t run into the problem with guidelines, can proceed utilizing the November SU replace.”