Use After Free Affecting kernel-debug package, versions <0:5.14.0-162.6.1.el9_1


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ORACLE9-KERNELDEBUG-3138406
  • published22 Nov 2022
  • disclosed9 Jun 2022

Introduced: 9 Jun 2022

CVE-2022-1998  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-debug to version 0:5.14.0-162.6.1.el9_1 or higher.
This issue was patched in ELSA-2022-8267.

NVD Description

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

A use after free in the Linux kernel File System notify functionality was found in the way user triggers copy_info_records_to_user() call to fail in copy_event_to_user(). A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

CVSS Scores

version 3.1