CVE-2025-39963 - io_uring: fix incorrect io_kiocb reference in io_link_skb
CVE ID : CVE-2025-39963
Published : Oct. 9, 2025, 1:15 p.m. | 54 minutes ago
Description : 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.
Severity: 0.0 | NA
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Published : Oct. 9, 2025, 1:15 p.m. | 54 minutes ago
Description : 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.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...