Vulnerability in Bytecodealliance Wasmtime
CVE-2026-34944
Wasmtime is a runtime for WebAssembly. Prior to 24.0.7, 36.0.7, 42.0.2, and 43.0.1, On x86-64 platforms with SSE3 disabled Wasmtime's compilation of the f64x2.splat WebAssembly instruction with Cranelift may load 8 more bytes than is neces…
EPSS: 0.000 (1.8th percentile) — read the EPSS interpretation.
Affected products
- Bytecodealliance Wasmtime — versions < 24.0.7, >= 25.0.0, < 36.0.7, >= 37.0.0, < 42.0.2
Weakness classification (CWE)
References
- https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-qqfj-4vcm-26hv (x_refsource_CONFIRM)