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====================================================================                   Red Hat Security Advisory

Synopsis:          Important: libreswan security update
Advisory ID:       RHSA-2023:2120-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:2120
Issue date:        2023-05-04
CVE Names:         CVE-2023-30570 
====================================================================
1. Summary:

An update for libreswan is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact
of Important. 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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

3. 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: Malicious IKEv1 Aggressive Mode packets can crash libreswan
(CVE-2023-30570)

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

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

5. Bugs fixed (https://bugzilla.redhat.com/):

2187165 - CVE-2023-30570 libreswan: Malicious IKEv1 Aggressive Mode packets can crash libreswan

6. Package List:

Red Hat Enterprise Linux AppStream (v. 9):

Source:
libreswan-4.6-3.el9_1.1.src.rpm

aarch64:
libreswan-4.6-3.el9_1.1.aarch64.rpm
libreswan-debuginfo-4.6-3.el9_1.1.aarch64.rpm
libreswan-debugsource-4.6-3.el9_1.1.aarch64.rpm

ppc64le:
libreswan-4.6-3.el9_1.1.ppc64le.rpm
libreswan-debuginfo-4.6-3.el9_1.1.ppc64le.rpm
libreswan-debugsource-4.6-3.el9_1.1.ppc64le.rpm

s390x:
libreswan-4.6-3.el9_1.1.s390x.rpm
libreswan-debuginfo-4.6-3.el9_1.1.s390x.rpm
libreswan-debugsource-4.6-3.el9_1.1.s390x.rpm

x86_64:
libreswan-4.6-3.el9_1.1.x86_64.rpm
libreswan-debuginfo-4.6-3.el9_1.1.x86_64.rpm
libreswan-debugsource-4.6-3.el9_1.1.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2023-30570
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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RedHat: RHSA-2023-2120:01 Important: libreswan security update

An update for libreswan is now available for Red Hat Enterprise Linux 9

Summary

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: Malicious IKEv1 Aggressive Mode packets can crash libreswan (CVE-2023-30570)
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.



Summary


Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2023-30570 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 9):
Source: libreswan-4.6-3.el9_1.1.src.rpm
aarch64: libreswan-4.6-3.el9_1.1.aarch64.rpm libreswan-debuginfo-4.6-3.el9_1.1.aarch64.rpm libreswan-debugsource-4.6-3.el9_1.1.aarch64.rpm
ppc64le: libreswan-4.6-3.el9_1.1.ppc64le.rpm libreswan-debuginfo-4.6-3.el9_1.1.ppc64le.rpm libreswan-debugsource-4.6-3.el9_1.1.ppc64le.rpm
s390x: libreswan-4.6-3.el9_1.1.s390x.rpm libreswan-debuginfo-4.6-3.el9_1.1.s390x.rpm libreswan-debugsource-4.6-3.el9_1.1.s390x.rpm
x86_64: libreswan-4.6-3.el9_1.1.x86_64.rpm libreswan-debuginfo-4.6-3.el9_1.1.x86_64.rpm libreswan-debugsource-4.6-3.el9_1.1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
Advisory ID: RHSA-2023:2120-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2120
Issued Date: : 2023-05-04
CVE Names: CVE-2023-30570

Topic

An update for libreswan is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64


Bugs Fixed

2187165 - CVE-2023-30570 libreswan: Malicious IKEv1 Aggressive Mode packets can crash libreswan


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