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

Synopsis:          Moderate: Logging Subsystem 5.7.6 - Red Hat OpenShift security update
Advisory ID:       RHSA-2023:4933-01
Product:           Logging Subsystem for Red Hat OpenShift
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:4933
Issue date:        2023-09-13
CVE Names:         CVE-2023-3899 CVE-2023-4456 CVE-2023-32360 
                   CVE-2023-34969 
=====================================================================

1. Summary:

Logging Subsystem 5.7.6 - Red Hat OpenShift

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. Description:

Logging Subsystem 5.7.6 - Red Hat OpenShift

Security Fix(es):

* openshift-logging: LokiStack authorisation is cached too broadly
(CVE-2023-4456)

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.

3. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

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

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

2233087 - CVE-2023-4456 openshift-logging: LokiStack authorisation is cached too broadly

5. JIRA issues fixed (https://issues.redhat.com/):

LOG-4413 - Warning in Vector logs sending logs to Splunk 
LOG-4456 - [release-5.7] Loki search does not allow special chars
LOG-4459 - [release-5.7] Search content disappears when link is copy pasted or shared with other user with opened with similar permissions on project.
LOG-4460 - Loki custom labelKeys is causing vector to enter CrashLoopBackOff state
LOG-4501 - Modify max_read_bytes for Vector not releasing deleted file handles

6. References:

https://access.redhat.com/security/cve/CVE-2023-3899
https://access.redhat.com/security/cve/CVE-2023-4456
https://access.redhat.com/security/cve/CVE-2023-32360
https://access.redhat.com/security/cve/CVE-2023-34969
https://access.redhat.com/security/updates/classification/#moderate

7. Contact:

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

Copyright 2023 Red Hat, Inc.
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