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Test your applicationsUpgrade Oracle:8 glibc-langpack-ja to version 2:2.28-151.0.1.ksplice2.el8 or higher.
This issue was patched in ELSA-2021-9344.
Note: Versions mentioned in the description apply only to the upstream glibc-langpack-ja package and not the glibc-langpack-ja package as distributed by Oracle.
See How to fix? for Oracle:8 relevant fixed versions and status.
The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier, when processing invalid multi-byte input sequences in IBM1364, IBM1371, IBM1388, IBM1390, and IBM1399 encodings, fails to advance the input state, which could lead to an infinite loop in applications, resulting in a denial of service, a different vulnerability from CVE-2016-10228.