Buggy CrowdStrike EDR Update Crashes Windows Systems Worldwide

July 19, 2024 | A defective update to CrowdStrike Falcon Sensor caused mass IT outages globally, disrupting businesses, airlines, healthcare providers, and more. The update led to the “blue screen of death” on Microsoft servers. Though CrowdStrike has reverted the update, many systems remain down.

The bug in the Memory Scanning policy was not caught in testing, causing the Falcon sensor to consume 100% of a CPU core. Workaround steps have been provided. Microsoft is working with CrowdStrike to restore systems.

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