Incorrect Calculation of Buffer Size Affecting kernel-debuginfo-common-ppc64le package, versions <0:6.12.0-124.16.1.el10_1


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.07% (21st percentile)

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  • Snyk IDSNYK-CENTOS10-KERNELDEBUGINFOCOMMONPPC64LE-15100735
  • published27 Jan 2026
  • disclosed15 Oct 2025

Introduced: 15 Oct 2025

CVE-2025-39973  (opens in a new tab)
CWE-131  (opens in a new tab)

How to fix?

Upgrade Centos:10 kernel-debuginfo-common-ppc64le to version 0:6.12.0-124.16.1.el10_1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo-common-ppc64le package and not the kernel-debuginfo-common-ppc64le package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

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

i40e: add validation for ring_len param

The ring_len parameter provided by the virtual function (VF) is assigned directly to the hardware memory context (HMC) without any validation.

To address this, introduce an upper boundary check for both Tx and Rx queue lengths. The maximum number of descriptors supported by the hardware is 8k-32. Additionally, enforce alignment constraints: Tx rings must be a multiple of 8, and Rx rings must be a multiple of 32.

CVSS Base Scores

version 3.1