A flaw was found in ghostscript. The fix for CVE-2020-16305 in ghostscript was not included in RHSA-2021:1852-06 advisory as it was claimed to be. This issue only affects the ghostscript package as shipped with Red Hat Enterprise Linux 8.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-4042.json"