{"id":"CVE-2020-35907","aliases":["GHSA-p9m5-3hj7-cp5r","RUSTSEC-2020-0061"],"url":"https://o3.security/vulnerability/CVE-2020-35907","summary":"futures_task::noop_waker_ref can segfault due to dereferencing a NULL pointer","details":"An issue was discovered in the futures-task crate before 0.3.5 for Rust. futures_task::noop_waker_ref allows a NULL pointer dereference.","published":"2020-12-31T09:15:15.240Z","modified":"2026-07-08T23:58:28.773214Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"crates.io","name":"futures-task","fixedVersion":"0.3.5"}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://rustsec.org/advisories/RUSTSEC-2020-0061.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:58:28.773214Z"}}