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New Project Zero issue:
Linux: io_uring: UAF of io_ev_fd; io_eventfd_do_signal() frees on refcount drop without RCU delay
https://project-zero.issues.chromium.org/issues/388499293
CVE-2025-21655
Linux: io_uring: UAF of io_ev_fd; io_eventfd_do_signal() frees on refcount drop without RCU delay
https://project-zero.issues.chromium.org/issues/388499293
CVE-2025-21655
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