Use After Free Affecting kernel-rt-modules package, versions <0:5.14.0-162.6.1.rt21.168.el9_1


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-CENTOS9-KERNELRTMODULES-2935127
  • published7 Jun 2022
  • disclosed27 Jan 2022

Introduced: 27 Jan 2022

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

How to fix?

Upgrade Centos:9 kernel-rt-modules to version 0:5.14.0-162.6.1.rt21.168.el9_1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-modules package and not the kernel-rt-modules package as distributed by Centos. See How to fix? for Centos: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