Memory Leak Affecting kernel-debug-modules package, versions <0:4.18.0-372.9.1.el8


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELDEBUGMODULES-2832254
  • published18 May 2022
  • disclosed23 Aug 2022

Introduced: 18 May 2022

CVE-2021-3764  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-debug-modules to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in ELSA-2022-1988.

NVD Description

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

A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.

CVSS Scores

version 3.1