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CVE-2025-64704

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Date: November 25, 2025

WebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime. Prior to version 2.4.4, WAMR is susceptible to a segmentation fault in v128.store instruction. This issue has been patched in version 2.4.4.

Severity Score

Related Resources (4)

https://github.com/bytecodealliance/wasm-micro-runtime/security/advisories/GHSA-2f2p-wf5w-82qr
https://nvd.nist.gov/vuln/detail/CVE-2025-64704
https://github.com/bytecodealliance/wasm-micro-runtime/releases/tag/WAMR-2.4.4
https://www.mend.io/vulnerability-database/CVE-2025-64704

Severity Score

Weakness Type (CWE)

Improper Check for Unusual or Exceptional Conditions

CWE-754

Top Fix

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Upgrade Version

Upgrade to version https://github.com/bytecodealliance/wasm-micro-runtime.git - WAMR-2.4.4

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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