Cwe 416

🧬 CWE Related 3,898
slug: cwe-416

Explanation

CWE-416は「メモリを解放した後にそのメモリを使ってしまう」欠陥です。 C/C++のような手動メモリ管理言語で頻発し、攻撃者はこれを利用して任意のコードを実行できることが多いです。 ブラウザのJavaScriptエンジン (V8, JavaScriptCore) でよく見つかり、ブラウザ経由のゼロデイ攻撃の典型的な原因となります。
📌 Example
Pwn2Own (年次ハッキングコンテスト) で、毎年ブラウザに対するUse-After-Free 攻撃が成功し、賞金10万ドル超を獲得する事例が続いています。

🔖 Related tags

🛡 Vulnerabilities tagged with this 3,953

Image ID Title
CVE-2026-50500 Use-After-Free in Windows Netlogon (CVE-2026-50500)
CVE-2026-50487 Use-After-Free in Microsoft Windows DNS (CVE-2026-50487)
CVE-2026-50486 Use-After-Free in Windows Runtime (CVE-2026-50486)
CVE-2026-50493 Use-After-Free in Windows Graphics Kernel (CVE-2026-50493)
CVE-2026-50490 Use-After-Free in Windows Installer (CVE-2026-50490)
CVE-2026-50478 Use-After-Free in Windows Kernel (CVE-2026-50478)
CVE-2026-50476 Use-After-Free in Microsoft Windows (CVE-2026-50476)
CVE-2026-50474 Use-After-Free in Remote Desktop Client (CVE-2026-50474)
CVE-2026-50458 Vulnerability in Microsoft Brokering File System (CVE-2026-50458)
CVE-2026-50466 Use-After-Free in Windows Brokering File System (CVE-2026-50466)
CVE-2026-50460 Vulnerability in Windows Runtime (CVE-2026-50460)
CVE-2026-50467 Use-After-Free in Microsoft Office (CVE-2026-50467)
CVE-2026-50457 Vulnerability in Windows Runtime (CVE-2026-50457)
CVE-2026-50459 Use-After-Free in Windows Kernel (CVE-2026-50459)
CVE-2026-50449 Use-After-Free in Windows Runtime (CVE-2026-50449)
CVE-2026-50452 Vulnerability in Windows Runtime (CVE-2026-50452)
CVE-2026-50433 Use-After-Free in Windows Media (CVE-2026-50433)
CVE-2026-50439 Use-After-Free in Microsoft Message Queuing Queue Manager (CVE-2026-50439)
CVE-2026-50432 Use-After-Free in Windows Virtual Filtering Platform (CVE-2026-50432)
CVE-2026-50436 Use-After-Free in Windows Kernel (CVE-2026-50436)
CVE-2026-50440 Vulnerability in Windows Audio Service (CVE-2026-50440)
CVE-2026-50414 Vulnerability in Windows Media (CVE-2026-50414)
CVE-2026-50425 Use-After-Free in Windows Internal System User Profile (CVE-2026-50425)
CVE-2026-50413 Use-After-Free in Windows Runtime (CVE-2026-50413)
CVE-2026-50427 Vulnerability in Content Delivery Manager (CVE-2026-50427)
CVE-2026-50410 Use-After-Free in Windows Runtime (CVE-2026-50410)
CVE-2026-50406 Use-After-Free in Windows Backup Engine (CVE-2026-50406)
CVE-2026-50403 Vulnerability in Windows Runtime (CVE-2026-50403)
CVE-2026-50404 Vulnerability in Windows Media (CVE-2026-50404)
CVE-2026-50392 Use-After-Free in Windows Secure Kernel Mode (CVE-2026-50392)

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