CVE-2025-64713

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{"affected": [{"affectedData": [{"product": "wasm-micro-runtime", "vendor": "bytecodealliance", "versions": [{"status": "affected", "version": "< 2.4.4"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:bytecodealliance:webassembly_micro_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "FC2929DB-4D93-47DC-BA0C-10BAE8760C2B", "versionEndExcluding": "2.4.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "WebAssembly Micro Runtime (WAMR) is a lightweight standalone WebAssembly (Wasm) runtime. Prior to version 2.4.4, an out-of-bounds array access issue exists in WAMR's fast interpreter mode during WASM bytecode loading. When frame_ref_bottom and frame_offset_bottom arrays are at capacity and a GET_GLOBAL(I32) opcode is encountered, frame_ref_bottom is expanded but frame_offset_bottom may not be. If this is immediately followed by an if opcode that triggers preserve_local_for_block, the function traverses arrays using stack_cell_num as the upper bound, causing out-of-bounds access to frame_offset_bottom since it wasn't expanded to match the increased stack_cell_num. This issue has been patched in version 2.4.4."}, {"lang": "es", "value": "WebAssembly Micro Runtime (WAMR) es un tiempo de ejecuci\u00f3n (runtime) de WebAssembly (Wasm) ligero y aut\u00f3nomo. Versiones anteriores a la versi\u00f3n 2.4.4, existe un problema de acceso a un array fuera de l\u00edmites en el modo de int\u00e9rprete r\u00e1pido de WAMR durante la carga de bytecode WASM. Cuando los arrays 'frame_ref_bottom' y 'frame_offset_bottom' est\u00e1n a su m\u00e1xima capacidad y se encuentra un c\u00f3digo de operaci\u00f3n (opcode) 'GET_GLOBAL(I32)', 'frame_ref_bottom' se expande, pero 'frame_offset_bottom' podr\u00eda no hacerlo. Si esto es seguido inmediatamente por un c\u00f3digo de operaci\u00f3n 'if' que activa 'preserve_local_for_block', la funci\u00f3n recorre los arrays utilizando 'stack_cell_num' como l\u00edmite superior, causando un acceso fuera de l\u00edmites a 'frame_offset_bottom' ya que no se expandi\u00f3 para coincidir con el 'stack_cell_num' incrementado. Este problema ha sido parcheado en la versi\u00f3n 2.4.4."}], "id": "CVE-2025-64713", "lastModified": "2026-10-18T20:10:00.110", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.4, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.4, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-64713", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-26T14:50:25.866377Z", "version": "2.0.3"}}]}, "published": "2025-11-25T23:15:47.763", "references": [{"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://github.com/bytecodealliance/wasm-micro-runtime/releases/tag/WAMR-2.4.4"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/bytecodealliance/wasm-micro-runtime/security/advisories/GHSA-gvx3-gg3x-rjcx"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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{"created": "2025-11-27T16:26:02.686279+00:00", "updated": "2025-11-27T16:26:02.686309+00:00", "vendors": ["bytecodealliance", "bytecodealliance$PRODUCT$webassembly_micro_runtime"]}