The following advisory data is extracted from:

https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_10594.json

Red Hat officially shut down their mailing list notifications October 10, 2023.  Due to this, Packet Storm has recreated the below data as a reference point to raise awareness.  It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




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Red Hat Security Advisory

Synopsis:           Moderate: libreswan security update
Advisory ID:        RHSA-2024:10594-03
Product:            Red Hat Enterprise Linux
Advisory URL:       https://access.redhat.com/errata/RHSA-2024:10594
Issue date:         2024-12-02
Revision:           03
CVE Names:          CVE-2023-23009
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Summary: 

An update for libreswan is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.




Description:

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: remote DoS via crafted TS payload with an incorrect selector length (CVE-2023-23009)

* libreswan: Invalid IKEv1 Quick Mode ID causes restart (CVE-2023-38711)

* libreswan: Invalid IKEv2 REKEY proposal causes restart (CVE-2023-38710)

* libreswan: Invalid IKEv1 repeat IKE SA delete causes crash and restart (CVE-2023-38712)

* libreswan: Missing PreSharedKey for connection can cause crash (CVE-2024-2357)

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.


Solution:

https://access.redhat.com/articles/11258



CVEs:

CVE-2023-23009

References:

https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2173610
https://bugzilla.redhat.com/show_bug.cgi?id=2215952
https://bugzilla.redhat.com/show_bug.cgi?id=2225368
https://bugzilla.redhat.com/show_bug.cgi?id=2225369
https://bugzilla.redhat.com/show_bug.cgi?id=2268952