Improper Restriction of Communication Channel to Intended Endpoints Affecting kernel-64k-debug-devel-matched package, versions <0:5.14.0-284.11.1.el9_2


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.23% (61st percentile)

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  • Snyk IDSNYK-ALMALINUX9-KERNEL64KDEBUGDEVELMATCHED-5643019
  • published28 May 2023
  • disclosed9 May 2023

Introduced: 9 May 2023

CVE-2022-2663  (opens in a new tab)
CWE-923  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 kernel-64k-debug-devel-matched to version 0:5.14.0-284.11.1.el9_2 or higher.
This issue was patched in ALSA-2023:2458.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64k-debug-devel-matched package and not the kernel-64k-debug-devel-matched package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.

CVSS Scores

version 3.1