Improper Restriction of Communication Channel to Intended Endpoints Affecting kernel-zfcpdump-modules-extra package, versions <0:4.18.0-477.10.1.el8_8


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.23% (61st percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELZFCPDUMPMODULESEXTRA-5615831
  • 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:8 kernel-zfcpdump-modules-extra to version 0:4.18.0-477.10.1.el8_8 or higher.
This issue was patched in ALSA-2023:2951.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-modules-extra package and not the kernel-zfcpdump-modules-extra package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 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