RLSA-2023:7052

RLSA-2023:7052 · Moderate: libreswan security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN). Security Fix(es): * libreswan: Invalid IKEv2 REKEY proposal causes restart (CVE-2023-38710) * libreswan: Invalid IKEv1 Quick Mode ID causes restart (CVE-2023-38711) * libreswan: Invalid IKEv1 repeat IKE SA delete causes crash and restart (CVE-2023-38712) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Rocky Linux 8.9 Release Notes linked from the References section.

CVSS 6.5 · Medium · Fix available

Published

2026-05-21T16:24:56.966088Z

Updated

2026-05-21T17:00:03.889496191Z

Stack: system

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