CVE-2024-38541 Affecting kernel-rt-modules-extra package, versions <0:4.18.0-553.27.1.rt7.368.el8_10


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELRTMODULESEXTRA-8348147
  • published6 Nov 2024
  • disclosed5 Nov 2024

Introduced: 5 Nov 2024

CVE-2024-38541  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-rt-modules-extra to version 0:4.18.0-553.27.1.rt7.368.el8_10 or higher.
This issue was patched in ALSA-2024:8870.

NVD Description

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

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

of: module: add buffer overflow check in of_modalias()

In of_modalias(), if the buffer happens to be too small even for the 1st snprintf() call, the len parameter will become negative and str parameter (if not NULL initially) will point beyond the buffer's end. Add the buffer overflow check after the 1st snprintf() call and fix such check after the strlen() call (accounting for the terminating NUL char).

CVSS Scores

version 3.1