CVE-2026-86314
Quick assessment
Affected
Samsung Opensource Walrus
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.
以下是对该漏洞描述信息的中文翻译： 漏洞描述翻译： 在 Samsung 的 Walrus 运行时（所有平台）中， 函数（位于 ）中的源边界检查存在整数溢出漏洞。远程攻击者可以通过构造一个特定的 WebAssembly 模块来触发该漏洞：其中 32 位无符号加法发生回绕（wrap-around），从而绕过边界检查，导致堆越界读取（out-of-bounds heap read），最终造成拒绝服务（DoS）。 该问题影响版本：Walrus 提交 。 --- 关键术语说明（供参考）： Integer overflow（整
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-86314
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Integer overflow in the source-bounds check in Memory::init() (src/runtime/Memory.cpp) in Samsung walrus on all platforms allows a remote attacker to cause an out-of-bounds heap read and denial of service via a crafted WebAssembly module in which a 32-bit unsigned addition wraps around and bypasses the bounds check.
This issue affects Walrus: ff3bf5ff5c4878f8e5572c9593d303f6bc997443.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Samsung Opensource | Walrus | ff3bf5ff5c4878f8e5572c9593d303f6bc997443 | - |
|
II. Public POCs for CVE-2026-86314
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-86314 (1)
Same Patch Batch · Samsung Opensource · 2026-09-07 · 3 CVEs total
| CVE-2026-86313 | 7.8 HIGH | 三星Walrus缓冲区溢出漏洞 |
| CVE-2026-86315 | 6.2 MEDIUM | Escargot x86-64 整数截断导致越界写 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-86314
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