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

Synopsis:          Moderate: Red Hat OpenStack Platform 16.1.9 (protobuf) security update
Advisory ID:       RHSA-2022:8860-01
Product:           Red Hat OpenStack Platform
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:8860
Issue date:        2022-12-07
CVE Names:         CVE-2021-22570 
=====================================================================

1. Summary:

An update for protobuf is now available for Red Hat OpenStack Platform
16.1.9 (Train) for Red Hat Enterprise Linux (RHEL) 8.2.

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 OpenStack Platform 16.1 - noarch

3. Description:

Security Fix(es):

* Incorrect parsing of nullchar in the proto symbol leads to Nullptr
dereference (CVE-2021-22570)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page 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/):

2049429 - CVE-2021-22570 protobuf: Incorrect parsing of nullchar in the proto symbol leads to Nullptr dereference

6. Package List:

Red Hat OpenStack Platform 16.1:

Source:
protobuf-3.6.1-6.el8ost.src.rpm

noarch:
python3-protobuf-3.6.1-6.el8ost.noarch.rpm

Red Hat OpenStack Platform 16.1:

Source:
protobuf-3.6.1-6.el8ost.src.rpm

noarch:
python3-protobuf-3.6.1-6.el8ost.noarch.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-2021-22570
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

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

Copyright 2022 Red Hat, Inc.
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