{"cve":"CVE-2021-45688","nvd":{"published":"2021-12-27T00:15:09.163","modified":"2026-06-17T04:13:57.060","status":"Analyzed","description":"An issue was discovered in the ash crate before 0.33.1 for Rust. util::read_spv may read from uninitialized memory locations.","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-908"],"references":["https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ash/RUSTSEC-2021-0090.md","https://rustsec.org/advisories/RUSTSEC-2021-0090.html","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ash/RUSTSEC-2021-0090.md","https://rustsec.org/advisories/RUSTSEC-2021-0090.html"],"products":["ash-rs:ash"],"source":"nvd","synced_at":"2026-10-19T21:26:33.761856376+00:00"},"epss":{"cve":"CVE-2021-45688","score":0.0139,"percentile":0.72325,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-64wv-8vwp-xgw2","url":"https://osv.dev/vulnerability/GHSA-64wv-8vwp-xgw2","summary":"Use of Uninitialized Resource in ash.","modified":"2023-11-08T04:07:21.935679Z","packages":[{"ecosystem":"crates.io","name":"ash","purl":"pkg:cargo/ash","ranges":["<0.33.1"],"fixed":["0.33.1"]}]},{"id":"GHSA-qj69-c89v-jwq2","url":"https://osv.dev/vulnerability/GHSA-qj69-c89v-jwq2","summary":"Reading on uninitialized memory may cause UB ( `util::read_spv()` )","modified":"2023-11-08T04:07:21.935679Z","packages":[{"ecosystem":"crates.io","name":"ash","purl":"pkg:cargo/ash","ranges":["<0.33.1"],"fixed":["0.33.1"]}]},{"id":"RUSTSEC-2021-0090","url":"https://osv.dev/vulnerability/RUSTSEC-2021-0090","summary":"Reading on uninitialized memory may cause UB ( `util::read_spv()` )","modified":"2023-11-08T04:07:21.935679Z","packages":[{"ecosystem":"crates.io","name":"ash","purl":"pkg:cargo/ash","ranges":[">=0.0.0-0 <0.33.1"],"fixed":["0.33.1"]}]}],"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."]}