In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible refcount leak in afu_ioctl() eventfd_ctx_put need to be called to put the refcount that gotten by eventfd_ctx_fdget when ocxl_irq_set_handler fails.Referenceshttps://git.kernel.org/stable/c/fc797285c40a9cc441357abb3521d3e51c743f67https://git.kernel.org/stable/c/7ba19a60c74fb0057d4daef2fa2cbfc9522f3ba1https://git.kernel.org/stable/c/11bd8bbdf8f6f5c1145bb158793107a57e3a1f07https://git.kernel.org/stable/c/843433a02e344d30fbb62dfd834c60631baaa527https://git.kernel.org/stable/c/66032c43291672bae8b93184d2806f05be3e16dfhttps://git.kernel.org/stable/c/c3b69ba5114c860d730870c03ab4ee45276e5e35