CVE-2025-39963

In the Linux kernel, the following vulnerability has been resolved: io_uring: fix incorrect io_kiocb reference in io_link_skb In io_link_skb function, there is a bug where prev_notif is incorrectly assigned using 'nd' instead of 'prev_nd'. This causes the context validation check to compare the current notification with itself instead of comparing it with the previous notification. Fix by using the correct prev_nd parameter when obtaining prev_notif.

The following products are affected by CVE-2025-39963 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-39963.

URL	Resource
https://git.kernel.org/stable/c/2c139a47eff8de24e3350dadb4c9d5e3426db826
https://git.kernel.org/stable/c/50a98ce1ea694f1ff8e87bc2f8f84096d1736f6a
https://git.kernel.org/stable/c/a89c34babc2e5834aa0905278f26f4dbe4b26b76
https://lore.kernel.org/linux-cve-announce/2025100917-CVE-2025-39963-b0ff@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2025-39963
https://www.cve.org/CVERecord?id=CVE-2025-39963