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Cwe 416

🧬 CWE Related 3,896
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 links

🔖 Related tags

Cwe 798678 Cwe 894152 Cwe 8624031 Cwe 2844027 Cwe 1193182 Cwe 2003138 Cwe 1253115 Cwe 202856 Cwe 222769 Cwe 7872517 Cwe 782021 Cwe 941870 Cwe 8631865 Cwe 1221799 Cwe 741796

🛡 Vulnerabilities tagged with this 3,898

Image ID Title
CVE-2026-83761 Use-After-Free in Microsoft Windows Win32 Kernel Subsystem (CVE-2026-83761)
CVE-2026-83756 Use-After-Free in Microsoft Windows Win32 Kernel Subsystem (CVE-2026-83756)
CVE-2026-83751 Use-After-Free in Microsoft Windows MIDI Service Module (CVE-2026-83751)
CVE-2026-83752 Use-After-Free in Microsoft Windows Installer (CVE-2026-83752)
CVE-2026-83749 Use-After-Free in Microsoft Windows Overlay Filter (CVE-2026-83749)
CVE-2026-83740 Use-After-Free in Microsoft Windows Hello (CVE-2026-83740)
CVE-2026-83741 Use-After-Free in Microsoft Internet Explorer (CVE-2026-83741)
CVE-2026-83738 Vulnerability in Microsoft (CVE-2026-83738)
CVE-2026-83739 Use-After-Free in Microsoft Windows Bluetooth Service (CVE-2026-83739)
CVE-2026-83732 Use-After-Free in Microsoft Windows Win32K (CVE-2026-83732)
CVE-2026-83726 Use-After-Free in Microsoft Windows DWM Core Library (CVE-2026-83726)
CVE-2026-83721 Use-After-Free in Microsoft Windows Win32K (CVE-2026-83721)
CVE-2026-83722 Vulnerability in Microsoft Local Security Authority Server (CVE-2026-83722)
CVE-2026-83718 Use-After-Free in Microsoft Windows Installer (CVE-2026-83718)
CVE-2026-83717 Use-After-Free in Microsoft Windows Installer (CVE-2026-83717)
CVE-2026-83720 Use-After-Free in Microsoft Windows Kerberos (CVE-2026-83720)
CVE-2026-83710 Use-After-Free in Microsoft Windows Device Association Service (CVE-2026-83710)
CVE-2026-83706 Use-After-Free in Microsoft Windows NTFS (CVE-2026-83706)
CVE-2026-83707 Use-After-Free in Microsoft Windows Event Tracing (CVE-2026-83707)
CVE-2026-83701 Use-After-Free in Microsoft Windows Now Playing Session Manager (CVE-2026-83701)
CVE-2026-83700 Use-After-Free in Microsoft Windows Now Playing Session Manager (CVE-2026-83700)
CVE-2026-83702 Use-After-Free in Microsoft Windows Installer (CVE-2026-83702)
CVE-2026-83696 Use-After-Free in Microsoft Windows Cloud Files Mini Filter Driver (CVE-2026-83696)
CVE-2026-83689 Use-After-Free in Microsoft Windows Error Reporting (CVE-2026-83689)
CVE-2026-83690 Use-After-Free in Microsoft Windows Kernel (CVE-2026-83690)
CVE-2026-83687 Use-After-Free in Microsoft (CVE-2026-83687)
CVE-2026-83682 Use-After-Free in Microsoft Windows TCP/IP (CVE-2026-83682)
CVE-2026-83679 Use-After-Free in Microsoft Windows Defender Firewall Service (CVE-2026-83679)
CVE-2026-83675 Use-After-Free in Microsoft Windows Kernel (CVE-2026-83675)
CVE-2026-83644 Use-After-Free in Microsoft Windows Audio Service (CVE-2026-83644)

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