{"action":"Upgrade rust-smallvec to 1.4.2-2 or later.","affected":[{"fixed":"1.4.2-2","introduced":"0"}],"component":"rust-smallvec","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.4.2-2"],"id":"tcs_01M5NFFZYY2SZ404351AZ2252W","modified_at":"2026-10-23T18:02:58.113561850Z","published_at":"2021-01-26T18:16:22.270Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-25900","https://security-tracker.debian.org/tracker/CVE-2021-25900"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-25900#Debian:13/rust-smallvec","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-25900"}],"summary":"An issue was discovered in the smallvec crate before 0.6.14 and 1.x before 1.6.1 for Rust. There is a heap-based buffer overflow in SmallVec::insert_many."}