CVE-2022-50044 Affecting kernel-debug-modules-internal package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

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  • Snyk IDSNYK-CENTOS8-KERNELDEBUGMODULESINTERNAL-10413884
  • published19 Jun 2025
  • disclosed18 Jun 2025

Introduced: 18 Jun 2025

NewCVE-2022-50044  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 kernel-debug-modules-internal.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules-internal package and not the kernel-debug-modules-internal package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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

net: qrtr: start MHI channel after endpoit creation

MHI channel may generates event/interrupt right after enabling. It may leads to 2 race conditions issues.

  1. Such event may be dropped by qcom_mhi_qrtr_dl_callback() at check:

    if (!qdev || mhi_res->transaction_status) return;

Because dev_set_drvdata(&mhi_dev->dev, qdev) may be not performed at this moment. In this situation qrtr-ns will be unable to enumerate services in device.

  1. Such event may come at the moment after dev_set_drvdata() and before qrtr_endpoint_register(). In this case kernel will panic with accessing wrong pointer at qcom_mhi_qrtr_dl_callback():

    rc = qrtr_endpoint_post(&qdev->ep, mhi_res->buf_addr, mhi_res->bytes_xferd);

Because endpoint is not created yet.

So move mhi_prepare_for_transfer_autoqueue after endpoint creation to fix it.

CVSS Base Scores

version 3.1