Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection. CREATE(Triage):(User=admin) [CVE-2020-10878|https://nvd.nist.gov/vuln/detail/CVE-2020-10878]
