Over the past week, a new vulnerability in the Linux operating system and the XZ compression utility has led to a new security alert and an immediate call to roll back some new updates. While this threat is a massive problem for federal IT systems relying on specific Linux distributions, it also highlights how poorly managed open-source projects can fundamentally undermine federal security. It also demonstrates how state-sponsored actors can use these projects as a staging ground for more extensive Advanced Persistent Threats. 

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