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


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.32% (24th percentile)

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  • Snyk IDSNYK-ALMALINUX9-KERNELDEBUGDEVELMATCHED-5646412
  • published28 May 2023
  • disclosed15 Nov 2022

Introduced: 15 Nov 2022

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

How to fix?

Upgrade AlmaLinux:9 kernel-debug-devel-matched to version 0:5.14.0-162.6.1.el9_1 or higher.
This issue was patched in ALSA-2022:8267.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel-matched package and not the kernel-debug-devel-matched package as distributed by AlmaLinux. See How to fix? for AlmaLinux: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 Base Scores

version 3.1