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…

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2023-27477 · Microsoft / collected KEV context

EUVD-2023-1143

GHSA-xm67-587q-r2vw

RUSTSEC-2023-0093

cve-program · CVE-2023-27477

• 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

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

nvd · CVE-2023-27477

• https://docs.rs/wasmtime/latest/wasmtime/struct.Config.html#method.wasm_simd
• https://github.com/bytecodealliance/wasmtime/commit/5dc2bbccbb363e474d2c9a1b8e38a89a43bbd5d1
• https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-xm67-587q-r2vw
• https://github.com/webassembly/simd
• https://groups.google.com/a/bytecodealliance.org/g/sec-announce/c/Mov-ItrNJsQ

osv · GHSA-xm67-587q-r2vw

• https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-xm67-587q-r2vw
• https://nvd.nist.gov/vuln/detail/CVE-2023-27477
• https://github.com/bytecodealliance/wasmtime/commit/5dc2bbccbb363e474d2c9a1b8e38a89a43bbd5d1
• https://docs.rs/wasmtime/latest/wasmtime/struct.Config.html#method.wasm_simd
• https://github.com/bytecodealliance/wasmtime
• https://github.com/webassembly/simd
• https://groups.google.com/a/bytecodealliance.org/g/sec-announce/c/Mov-ItrNJsQ
• https://rustsec.org/advisories/RUSTSEC-2023-0093.html

osv · RUSTSEC-2023-0093

• https://crates.io/crates/wasmtime
• https://rustsec.org/advisories/RUSTSEC-2023-0093.html
• https://github.com/bytecodealliance/wasmtime/commit/5dc2bbccbb363e474d2c9a1b8e38a89a43bbd5d1

No related operational record is retained in the current change model.