Memory Leak Affecting kernel-livepatch-6_12_0-160000_6-default package, versions <3-160000.1.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-SLES1600-KERNELLIVEPATCH61201600006DEFAULT-15202070
  • published4 Feb 2026
  • disclosed28 Jan 2026

Introduced: 28 Jan 2026

CVE-2025-39963  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 kernel-livepatch-6_12_0-160000_6-default to version 3-160000.1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-6_12_0-160000_6-default package and not the kernel-livepatch-6_12_0-160000_6-default package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1