Security Advisory

CVE-2025-40047

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2025-10-28 11:48:24
Last updated 2026-05-11 21:41:27
Assigner Linux
State PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: io_uring/waitid: always prune wait queue entry in io_waitid_wait() For a successful return, always remove our entry from the wait queue entry list. Previously this was skipped if a cancelation was in progress, but this can race with another invocation of the wait queue entry callback.