An issue was discovered in the through crate through 2021-02-18 for Rust. There is a double free (in through and through_and) upon a panic of the map function.
{
"cwe_ids": [
"CWE-415"
],
"severity": "CRITICAL",
"nvd_published_at": null,
"github_reviewed": true,
"github_reviewed_at": "2021-08-19T17:15:33Z"
}