{"action":"Upgrade wasmtime to 0.30.0 or later.","affected":[{"fixed":"0.30.0","introduced":"0"}],"component":"wasmtime","cve_ids":["CVE-2021-39216","CVE-2021-39218","CVE-2021-39219"],"ecosystem":"crates.io","epss":0.00307,"exploited":false,"fixed_versions":["0.30.0"],"ghsa_id":"GHSA-q879-9g95-56mx","id":"tcs_01M5KF2EF9RXXHTFEVS5GFEC7H","modified_at":"2026-07-08T06:29:58.685225357Z","published_at":"2021-09-20T19:54:26Z","references":["https://osv.dev/vulnerability/GHSA-q879-9g95-56mx","https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-q879-9g95-56mx","https://nvd.nist.gov/vuln/detail/CVE-2021-39219","https://github.com/bytecodealliance/wasmtime/commit/b39f087414f27ae40c44449ed5d1154e03449bff","https://crates.io/crates/wasmtime","https://github.com/bytecodealliance/wasmtime","https://github.com/bytecodealliance/wasmtime-py/compare/0.29.0...0.30.0","https://github.com/pypa/advisory-database/tree/main/vulns/wasmtime/PYSEC-2021-322.yaml","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WAVBRYDDUIY2ZR3K3FO4BVYJKIMJ5TP7","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z2Z33FTXFQ6EOINVEQIP4DFBG53G5XIY","https://rustsec.org/advisories/RUSTSEC-2021-0110.html"],"severity":{"label":"medium","score":6.3},"sources":[{"source":"osv","source_id":"GHSA-q879-9g95-56mx","url":"https://osv.dev/vulnerability/GHSA-q879-9g95-56mx"}],"summary":"Wrong type for `Linker`-define functions when used across two `Engine`s"}