A software update from cybersecurity firm CrowdStrike caused Microsoft Windows systems worldwide to crash, causing disruptions in multiple sectors including finance, healthcare, and transportation. Highlighting this as possibly the largest IT outage in history, the GAO has expressed concerns about IT vulnerabilities and poor cyber hygiene, emphasizing a need for more preventative measures. This incident highlights vulnerabilities similar to those seen in the 2019 SolarWinds attack. The GAO advocates for better management of the global supply chain against emerging threats.

Linux Kernel Flaw Allows Local Attackers to Gain Root Privileges
A newly disclosed Linux kernel vulnerability tracked as CVE-2026-23111 allows local attackers to escalate privileges to root by exploiting a use-after-free flaw in the nftables


