re2c 1.3 has a heap-based buffer overflow in Scanner::fill in parse/scanner.cc via a long lexeme.
{ "binaries": [ { "binary_version": "1.3-1ubuntu0.1", "binary_name": "re2c" } ], "availability": "No subscription required" }
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-11958.json"