{"id":"CVE-2021-26951","details":"An issue was discovered in the calamine crate before 0.17.0 for Rust. It allows attackers to overwrite heap-memory locations because Vec::set_len is used without proper memory claiming, and this uninitialized memory is used for a user-provided Read operation, as demonstrated by Sectors::get.","aliases":["GHSA-ppqp-78xx-3r38","RUSTSEC-2021-0015"],"modified":"2026-04-10T04:31:28.036984Z","published":"2021-02-09T23:15:13.663Z","references":[{"type":"EVIDENCE","url":"https://rustsec.org/advisories/RUSTSEC-2021-0015.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/tafia/calamine","events":[{"introduced":"0"},{"fixed":"d71da2406c52869a8081f69aabeceed8fc1fcb75"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"0.17.0"}]}}],"versions":["v0.13.1","v0.14","v0.14.1","v0.14.2","v0.14.3","v0.14.4","v0.14.6","v0.14.7","v0.14.8","v0.15.0","v0.15.4","v0.15.5","v0.15.6","v0.16.0","v0.16.1","v0.16.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-26951.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}