{"action":"Upgrade wasmtime to 21.0.2 or later.","affected":[{"fixed":"21.0.2","introduced":"21.0.0"},{"fixed":"22.0.1","introduced":"22.0.0"},{"fixed":"23.0.3","introduced":"23.0.0"},{"fixed":"24.0.1","introduced":"24.0.0"},{"fixed":"25.0.2","introduced":"25.0.0"}],"component":"wasmtime","cve_ids":["CVE-2024-47763"],"ecosystem":"crates.io","epss":0.00245,"exploited":false,"fixed_versions":["21.0.2","22.0.1","23.0.3","24.0.1","25.0.2"],"ghsa_id":"GHSA-q8hx-mm92-4wvg","id":"tcs_01M5KF9NGEH24FV55NFMXMN9Q1","modified_at":"2026-10-12T18:00:12.401924404Z","published_at":"2024-10-02T12:00:00Z","references":["https://osv.dev/vulnerability/RUSTSEC-2024-0440","https://crates.io/crates/wasmtime","https://rustsec.org/advisories/RUSTSEC-2024-0440.html","https://github.com/bytecodealliance/wasmtime/pull/6774"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"RUSTSEC-2024-0440","url":"https://osv.dev/vulnerability/RUSTSEC-2024-0440"}],"summary":"Runtime crash when combining tail calls with stack traces"}