Provide references for CVE-2020-23915.
Where can I find more information about CVE-2020-23915?
References are available at: https://github.com/yhirose/cpp-peglib/issues/122, https://github.com/yhirose/cpp-peglib/commit/b3b29ce8f3acf3a32733d930105a17d7b0ba347e, https://cwe.mitre.org/data/definitions/126.html.