NULL Pointer Dereference Affecting kernel-livepatch-5_14_21-150500_55_166-default package, versions <1-150500.11.3.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.67% (50th percentile)

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  • Snyk IDSNYK-SLES155-KERNELLIVEPATCH5142115050055166DEFAULT-17136731
  • published3 Jun 2026
  • disclosed2 Jun 2026

Introduced: 2 Jun 2026

CVE-2026-31436  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-livepatch-5_14_21-150500_55_166-default to version 1-150500.11.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_14_21-150500_55_166-default package and not the kernel-livepatch-5_14_21-150500_55_166-default package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc()

At the end of this function, d is the traversal cursor of flist, but the code completes found instead. This can lead to issues such as NULL pointer dereferences, double completion, or descriptor leaks.

Fix this by completing d instead of found in the final list_for_each_entry_safe() loop.

CVSS Base Scores

version 3.1