An issue has been discovered in the arc-swap crate before 0.4.8 (and 1.x before 1.1.0) for Rust. Use of arc_swap::access::Map with the Constant test helper (or with a user-supplied implementation of the Access trait) could sometimes lead to dangling references being returned by the map.
{
"nvd_published_at": "2020-12-25T23:15:00Z",
"github_reviewed": true,
"cwe_ids": [],
"severity": "HIGH",
"github_reviewed_at": "2022-06-16T23:22:40Z"
}