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CVE-2025-69261— WasmEdge integer wrap in MemoryInstance::getSpan()'s memory size check

Quick assessment

Affected
WasmEdge WasmEdge
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WasmEdge是WasmEdge Runtime开源的一个WebAssembly运行时。 WasmEdge 0.16.0-alpha.3之前版本存在输入验证错误漏洞，该漏洞源于乘法运算导致环绕错误，可能引发分段违规。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.30% · P22

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-69261

Vulnerability Information
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Vulnerability Title
WasmEdge integer wrap in MemoryInstance::getSpan()'s memory size check
Source: CVE Program / CVE List V5
Vulnerability Description
WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in `WasmEdge/include/runtime/instance/memory.h` can wrap, causing `checkAccessBound()` to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
WasmEdge 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WasmEdge是WasmEdge Runtime开源的一个WebAssembly运行时。 WasmEdge 0.16.0-alpha.3之前版本存在输入验证错误漏洞，该漏洞源于乘法运算导致环绕错误，可能引发分段违规。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
WasmEdge WasmEdge < 0.16.0-alpha.3 -

II. Public POCs for CVE-2025-69261

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III. Intelligence Information for CVE-2025-69261

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Patches & Fixes for CVE-2025-69261 (1)

Vendor Advisories for CVE-2025-69261 (1)

IV. Related Vulnerabilities

Same weakness: CWE-190

V. Comments for CVE-2025-69261

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