Reachable Assertion Affecting libreswan package, versions <0:4.9-5.el9_2.2


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-RHEL9-LIBRESWAN-7438774
  • published11 Jul 2024
  • disclosed15 Apr 2024

Introduced: 15 Apr 2024

CVE-2024-3652  (opens in a new tab)
CWE-617  (opens in a new tab)

How to fix?

Upgrade RHEL:9 libreswan to version 0:4.9-5.el9_2.2 or higher.
This issue was patched in RHSA-2024:4431.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libreswan package and not the libreswan package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line. When the peer requests AES-GMAC, libreswan's default proposal handler causes an assertion failure and crashes and restarts. IKEv2 connections are not affected.

CVSS Scores

version 3.1