Improper Restriction of Communication Channel to Intended Endpoints Affecting kernel-debuginfo package, versions <0:4.14.294-150.533.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELDEBUGINFO-3042304
  • published11 Oct 2022
  • disclosed1 Sept 2022

Introduced: 1 Sep 2022

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

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-debuginfo to version 0:4.14.294-150.533.amzn1 or higher.
This issue was patched in ALAS-2022-1636.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo package and not the kernel-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 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