EUVD-2023-1143Published
wasmtime is a fast and secure runtime for WebAssembly. Wasmtime's code generation backend, Cranelift, has a bug on x86_64 platforms for the WebAssembly `i8x16.select` instruction which will produce the wrong results when the same operand is…
Exact source revision recorded 28 Oct 2026 18:55:14 UTC. It does not establish the source's current position. Latest evidence.
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CVE-2023-27477 · Microsoft / collected KEV context
euvd · EUVD-2023-1143
- https://docs.rs/wasmtime/latest/wasmtime/struct.Config.html#method.wasm_simd
- https://github.com/webassembly/simd
- https://groups.google.com/a/bytecodealliance.org/g/sec-announce/c/Mov-ItrNJsQ
- https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-xm67-587q-r2vw
- https://github.com/bytecodealliance/wasmtime/commit/5dc2bbccbb363e474d2c9a1b8e38a89a43bbd5d1
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