VDB
DEBIAN-CVE-2025-39963
DEBIAN-CVE-2025-39963
PUBLISHED
CVSS 7.800000190734863 HIGH
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.
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | linux | 0, 6.12.41-1, 6.12.43-1~bpo12+1 |
| Debian:13 | linux | 0, 6.12.38-1, 6.12.41-1 |
Timeline
- Oct 9, 2025 CVE Published
- Apr 28, 2026 CVE Updated