The following advisory data is extracted from:
https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_1530.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: expat security update
Advisory ID:        RHSA-2024:1530-03
Product:            Red Hat Enterprise Linux
Advisory URL:       https://access.redhat.com/errata/RHSA-2024:1530
Issue date:         2024-03-26
Revision:           03
CVE Names:          CVE-2023-52425
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Summary: 
An update for expat is now available for Red Hat Enterprise Linux 9.
'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:
Expat is a C library for parsing XML documents.
Security Fix(es):
* expat: parsing large tokens can trigger a denial of service (CVE-2023-52425)
* expat: XML Entity Expansion (CVE-2024-28757)
Solution:
https://access.redhat.com/articles/11258
CVEs:
CVE-2023-52425
References:
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.3_release_notes/index
https://bugzilla.redhat.com/show_bug.cgi?id=2262877
https://bugzilla.redhat.com/show_bug.cgi?id=2268766