{"action":"Upgrade wasmtime to 0.38.2 or later.","affected":[{"fixed":"0.38.2","introduced":"0.37.0"}],"component":"wasmtime","cve_ids":["CVE-2022-31146"],"ecosystem":"crates.io","epss":0.0125,"exploited":false,"fixed_versions":["0.38.2"],"ghsa_id":"GHSA-5fhj-g3p3-pq9g","id":"tcs_01M5KET0Q4KRC1C8YRX6GDWDWB","modified_at":"2025-05-02T12:48:59Z","published_at":"2022-07-20T22:47:13Z","references":["https://osv.dev/vulnerability/GHSA-5fhj-g3p3-pq9g","https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-5fhj-g3p3-pq9g","https://nvd.nist.gov/vuln/detail/CVE-2022-31146","https://github.com/bytecodealliance/wasmtime/commit/2ba4bce5cc719e5a74e571a534424614e62ecc41","https://github.com/WebAssembly/reference-types","https://github.com/bytecodealliance/wasmtime","https://rustsec.org/advisories/RUSTSEC-2022-0100.html"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"GHSA-5fhj-g3p3-pq9g","url":"https://osv.dev/vulnerability/GHSA-5fhj-g3p3-pq9g"}],"summary":"Wasmtime vulnerable to Use After Free with `externref`s"}