The following advisory data is extracted from:
https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_0889.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: oniguruma security update
Advisory ID:        RHSA-2024:0889-03
Product:            Red Hat Enterprise Linux
Advisory URL:       https://access.redhat.com/errata/RHSA-2024:0889
Issue date:         2024-02-20
Revision:           03
CVE Names:          CVE-2019-13224
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Summary: 
An update for oniguruma 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.
Description:
Oniguruma is a regular expressions library that supports a variety of character encodings. 
Security Fix(es):
* oniguruma: Use-after-free in onig_new_deluxe() in regext.c (CVE-2019-13224)
* oniguruma: Stack exhaustion in regcomp.c because of recursion in regparse.c (CVE-2019-16163)
* oniguruma: integer overflow in search_in_range function in regexec.c leads to out-of-bounds read (CVE-2019-19012)
* oniguruma: Heap-based buffer over-read in function gb18030_mbc_enc_len in file gb18030.c (CVE-2019-19203)
* oniguruma: Heap-based buffer over-read in function fetch_interval_quantifier in regparse.c (CVE-2019-19204)
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.
Solution:
https://access.redhat.com/articles/11258
CVEs:
CVE-2019-13224
References:
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=1728970
https://bugzilla.redhat.com/show_bug.cgi?id=1768997
https://bugzilla.redhat.com/show_bug.cgi?id=1802051
https://bugzilla.redhat.com/show_bug.cgi?id=1802061
https://bugzilla.redhat.com/show_bug.cgi?id=1802068