[RHSA-2022:1934-01] Moderate: mod_auth_mellon security update

[Security announcements for all Red Hat products and services.]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Moderate: mod_auth_mellon security update
Advisory ID:       RHSA-2022:1934-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:1934
Issue date:        2022-05-10
CVE Names:         CVE-2021-3639 
=====================================================================

1. Summary:

An update for mod_auth_mellon is now available for Red Hat Enterprise Linux
8.

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

The mod_auth_mellon module for the Apache HTTP Server is an authentication
service that implements the SAML 2.0 federation protocol. The module grants
access based on the attributes received in assertions generated by an IdP
server.

Security Fix(es):

* mod_auth_mellon: Open Redirect vulnerability in logout URLs
(CVE-2021-3639)

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 Red Hat
Enterprise Linux 8.6 Release Notes linked from 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/):

1980648 - CVE-2021-3639 mod_auth_mellon: Open Redirect vulnerability in logout URLs

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
mod_auth_mellon-0.14.0-12.el8.1.src.rpm

aarch64:
mod_auth_mellon-0.14.0-12.el8.1.aarch64.rpm
mod_auth_mellon-debuginfo-0.14.0-12.el8.1.aarch64.rpm
mod_auth_mellon-debugsource-0.14.0-12.el8.1.aarch64.rpm
mod_auth_mellon-diagnostics-0.14.0-12.el8.1.aarch64.rpm
mod_auth_mellon-diagnostics-debuginfo-0.14.0-12.el8.1.aarch64.rpm

ppc64le:
mod_auth_mellon-0.14.0-12.el8.1.ppc64le.rpm
mod_auth_mellon-debuginfo-0.14.0-12.el8.1.ppc64le.rpm
mod_auth_mellon-debugsource-0.14.0-12.el8.1.ppc64le.rpm
mod_auth_mellon-diagnostics-0.14.0-12.el8.1.ppc64le.rpm
mod_auth_mellon-diagnostics-debuginfo-0.14.0-12.el8.1.ppc64le.rpm

s390x:
mod_auth_mellon-0.14.0-12.el8.1.s390x.rpm
mod_auth_mellon-debuginfo-0.14.0-12.el8.1.s390x.rpm
mod_auth_mellon-debugsource-0.14.0-12.el8.1.s390x.rpm
mod_auth_mellon-diagnostics-0.14.0-12.el8.1.s390x.rpm
mod_auth_mellon-diagnostics-debuginfo-0.14.0-12.el8.1.s390x.rpm

x86_64:
mod_auth_mellon-0.14.0-12.el8.1.x86_64.rpm
mod_auth_mellon-debuginfo-0.14.0-12.el8.1.x86_64.rpm
mod_auth_mellon-debugsource-0.14.0-12.el8.1.x86_64.rpm
mod_auth_mellon-diagnostics-0.14.0-12.el8.1.x86_64.rpm
mod_auth_mellon-diagnostics-debuginfo-0.14.0-12.el8.1.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-2021-3639
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.6_release_notes/

8. Contact:

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

Copyright 2022 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=cy5z
-----END PGP SIGNATURE-----