The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - In the Linux kernel, the following vulnerability has been resolved: io_uring: fix link timeout refs     WARNING: CPU: 0 PID: 10242 at lib/refcount.c:28 refcount_warn_saturate+0x15b/0x1a0 lib/refcount.c:28 RIP:
    0010:refcount_warn_saturate+0x15b/0x1a0 lib/refcount.c:28 Call Trace: __refcount_sub_and_test     include/linux/refcount.h:283 [inline] __refcount_dec_and_test include/linux/refcount.h:315 [inline]     refcount_dec_and_test include/linux/refcount.h:333 [inline] io_put_req fs/io_uring.c:2140 [inline]     io_queue_linked_timeout fs/io_uring.c:6300 [inline] __io_queue_sqe+0xbef/0xec0 fs/io_uring.c:6354     io_submit_sqe fs/io_uring.c:6534 [inline] io_submit_sqes+0x2bbd/0x7c50 fs/io_uring.c:6660
    __do_sys_io_uring_enter fs/io_uring.c:9240 [inline] __se_sys_io_uring_enter+0x256/0x1d60     fs/io_uring.c:9182 io_link_timeout_fn() should put only one reference of the linked timeout request,     however in case of racing with the master request's completion first io_req_complete() puts one and then     io_put_req_deferred() is called. (CVE-2021-47124)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Published	Updated	Severity
160459	Amazon Linux 2 : kernel (ALASKERNEL-5.10-2022-002)	Nessus	Amazon Linux Local Security Checks	5/2/2022	6/23/2025	high
245937	Linux Distros Unpatched Vulnerability : CVE-2021-47124	Nessus	Misc.	8/8/2025	8/8/2025	medium

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