Allocation of Resources Without Limits or Throttling Affecting kernel-modules-extra package, versions <0:4.18.0-372.9.1.el8


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELMODULESEXTRA-5639888
  • published28 May 2023
  • disclosed10 May 2022

Introduced: 10 May 2022

CVE-2021-3669  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-modules-extra to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in ALSA-2022:1988.

NVD Description

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

A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.

CVSS Scores

version 3.1