PT-2025-41377 · Linux+1 · Linux Kernel+1
Published
2025-09-19
·
Updated
2026-03-13
·
CVE-2025-39963
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
An issue exists in the Linux kernel’s io uring functionality within the
io link skb function. A bug causes an incorrect assignment of prev notif using nd instead of prev nd during context validation. This results in the current notification being compared with itself instead of the previous notification. The issue is addressed by using the correct prev nd parameter when obtaining prev notif.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Memory Leak
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Related Identifiers
Affected Products
Linux Kernel
Suse