The CrowdStrike IT outage was triggered by a problematic software update. Here’s what happened:
What Caused the Outage: The issue stemmed from a flawed update to CrowdStrike's software, specifically involving a kernel-mode driver. This part of the software is crucial for the operating system, so any mistakes here can lead to serious system crashes.
How the Fault Occurred: I think that the system requires a dynamic data file which should have the necessary data, but the update changes that file into all the zeros (this is the crucial part and might have a possibility to be wrong). When the CrowdStrike driver tried to use this file, it caused systems to crash because the driver didn't have proper error checks in place.
Impact of the Outage: This led to Windows machines around the world experiencing the dreaded blue screen of death (BSOD), effectively crashing the systems. It affected many users and systems globally.
Fixing the Issue: To resolve the problem, users had to boot their computers into safe mode and manually delete the faulty update file from their system directories. This action restored normal operations.
'호그와트' 카테고리의 다른 글
tryhackme Boiler CTF privilege escalation (0) | 2024.07.27 |
---|---|
판다의 고기는 원래 맛있다 (0) | 2024.07.26 |
Shocker HTB solving (0) | 2024.07.24 |
AI 네트워크 방어 게임 (Cyber Shield) 4 by A to Z 영웅 (사이드 사이드 프로젝트) (0) | 2024.07.24 |
AI 네트워크 방어 게임 (Cyber Shield) 3 by A to Z 영웅 (사이드 사이드 프로젝트) (0) | 2024.07.24 |