{"action":"Upgrade wasmtime to 36.0.19 or later.","affected":[{"fixed":"36.0.19","introduced":"0.0.0-0"},{"fixed":"48.0.7","introduced":"37.0.0"},{"fixed":"49.0.4","introduced":"49.0.0"}],"component":"wasmtime","cve_ids":[],"ecosystem":"crates.io","exploited":false,"fixed_versions":["36.0.19","48.0.7","49.0.4"],"ghsa_id":"GHSA-mghf-wjfp-p5xm","id":"tcs_01M5JK7QJM8WXRVV6SX9QXQHHV","modified_at":"2026-10-20T11:15:37.074125982Z","published_at":"2026-10-19T12:00:00Z","references":["https://osv.dev/vulnerability/RUSTSEC-2026-0379","https://crates.io/crates/wasmtime","https://rustsec.org/advisories/RUSTSEC-2026-0379.html","https://github.com/bytecodealliance/wasmtime/pull/14826"],"severity":{"label":"critical","score":9.9},"sources":[{"source":"osv","source_id":"RUSTSEC-2026-0379","url":"https://osv.dev/vulnerability/RUSTSEC-2026-0379"}],"summary":"Cranelift backend on aarch64 can jump to incorrect target on large Wasm `br_table` instruction"}