GreenSection PoC targets NVIDIA user-mode shared memory Researcher Chaotic Eclipse released GreenSection , a proof-of-concept for a zero-day in NVIDIA Windows user-mode components. The issue stems from a global shared memory section with full read/write access for all users; reused runtime data can trigger an out-of-bounds write. The PoC reportedly crashes Vulkan or OpenGL applications after launch. The stated impact is not immediate SYSTEM escalation