Use After Free Affecting kernel-uek-debug package, versions <0:4.1.12-124.77.2.el6uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.08% (36th 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-ORACLE6-KERNELUEKDEBUG-5813185
  • published18 Mar 2023
  • disclosed21 Sept 2022

Introduced: 21 Sep 2022

CVE-2022-41218  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:6 kernel-uek-debug to version 0:4.1.12-124.77.2.el6uek or higher.
This issue was patched in ELSA-2023-12688.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug package and not the kernel-uek-debug package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.

CVSS Scores

version 3.1