{"cve":"CVE-2020-36434","nvd":{"published":"2021-08-08T06:15:06.890","modified":"2026-06-17T03:15:29.050","status":"Modified","description":"An issue was discovered in the sys-info crate before 0.8.0 for Rust. sys_info::disk_info calls can trigger a double free.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-415"],"references":["https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/sys-info/RUSTSEC-2020-0100.md","https://rustsec.org/advisories/RUSTSEC-2020-0100.html","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/sys-info/RUSTSEC-2020-0100.md","https://rustsec.org/advisories/RUSTSEC-2020-0100.html"],"products":["sys-info_project:sys-info"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2020-36434","score":0.0123,"percentile":0.6895,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-2f5j-3mhq-xv58","url":"https://osv.dev/vulnerability/GHSA-2f5j-3mhq-xv58","summary":"Double free in sys-info ","modified":"2023-11-08T04:03:44.601087Z","packages":[{"ecosystem":"crates.io","name":"sys-info","purl":"pkg:cargo/sys-info","ranges":["<0.8.0"],"fixed":["0.8.0"]}]},{"id":"RUSTSEC-2020-0100","url":"https://osv.dev/vulnerability/RUSTSEC-2020-0100","summary":"Double free when calling `sys_info::disk_info` from multiple threads","modified":"2023-11-08T04:03:44.601087Z","packages":[{"ecosystem":"crates.io","name":"sys-info","purl":"pkg:cargo/sys-info","ranges":[">=0.0.0-0 <0.8.0"],"fixed":["0.8.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}