An issue was discovered in the async-coap crate through 2020-12-08 for Rust. Send and Sync are implemented for ArcGuard<RC, T> without trait bounds on RC.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-36444.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "2020-12-08" } ] }, { "events": [ { "introduced": "0" }, { "last_affected": "2020-12-08" } ] } ]