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CVE-2026-24116 Wasmtime segfault or unused out-of-sandbox load with f64.copysign operator on x86-64

🗓️ 27 Jan 2026 18:58:52Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 6 Views

Wasmtime AVX can segfault on f64.copysign load; upgrade to patched 36.0.5, 40.0.3, or 41.0.1.

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10 Apr 2026 05:39Current
5.8Medium risk
Vulners AI Score5.8
CVSS 44.1
EPSS0.00011
6