libunrar.a in UnRAR before 5.5.7 has a buffer overflow in the Unpack::LongLZ function.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12942.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "5.5.6" } ] } ]