Use of Uninitialized Variable Affecting kernel-64k-modules-partner package, versions *


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-RHEL9-KERNEL64KMODULESPARTNER-7202368
  • published4 Jun 2024
  • disclosed30 May 2024

Introduced: 30 May 2024

CVE-2024-36898  (opens in a new tab)
CWE-457  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:9 kernel-64k-modules-partner.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64k-modules-partner package and not the kernel-64k-modules-partner package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

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

gpiolib: cdev: fix uninitialised kfifo

If a line is requested with debounce, and that results in debouncing in software, and the line is subsequently reconfigured to enable edge detection then the allocation of the kfifo to contain edge events is overlooked. This results in events being written to and read from an uninitialised kfifo. Read events are returned to userspace.

Initialise the kfifo in the case where the software debounce is already active.

CVSS Scores

version 3.1