Allocation of Resources Without Limits or Throttling Affecting kernel-rt-debug-core package, versions <0:5.14.0-70.93.1.rt21.165.el9_0


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELRTDEBUGCORE-6438717
  • published14 Mar 2024
  • disclosed3 Jan 2022

Introduced: 3 Jan 2022

CVE-2022-0480  (opens in a new tab)
CWE-770  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:9 kernel-rt-debug-core to version 0:5.14.0-70.93.1.rt21.165.el9_0 or higher.
This issue was patched in RHSA-2024:1306.

NVD Description

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

A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks.

CVSS Scores

version 3.1