NULL Pointer Dereference Affecting kernel-azure-devel package, versions <6.4.0-150600.8.37.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.07% (21st percentile)

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  • Snyk IDSNYK-SLES156-KERNELAZUREDEVEL-10248839
  • published27 May 2025
  • disclosed26 May 2025

Introduced: 26 May 2025

CVE-2025-21975  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 kernel-azure-devel to version 6.4.0-150600.8.37.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-azure-devel package and not the kernel-azure-devel package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

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

net/mlx5: handle errors in mlx5_chains_create_table()

In mlx5_chains_create_table(), the return value of mlx5_get_fdb_sub_ns() and mlx5_get_flow_namespace() must be checked to prevent NULL pointer dereferences. If either function fails, the function should log error message with mlx5_core_warn() and return error pointer.

CVSS Base Scores

version 3.1