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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 links

🔖 Related tags

Cwe 798783 Cwe 894188 Cwe 8624077 Cwe 2844037 Cwe 1193186 Cwe 2003160 Cwe 1253129 Cwe 202861 Cwe 222781 Cwe 7872527 Cwe 782043 Cwe 941886 Cwe 8631885 Cwe 741810 Cwe 1221802

🛡 Vulnerabilities tagged with this 3,953

Image ID Title
CVE-2026-8521 Use-After-Free in Google Chrome (CVE-2026-8521)
CVE-2026-8522 Use-After-Free in Google Chrome (CVE-2026-8522)
CVE-2026-41218 Use-After-Free in Big Ip Access Policy Manager (CVE-2026-41218)
CVE-2026-40701 Use-After-Free in nginx (CVE-2026-40701)
CVE-2026-8336 Use-After-Free in mongodb (CVE-2026-8336)
CVE-2026-8201 Use-After-Free in mongodb (CVE-2026-8201)
CVE-2026-45185 Use-After-Free in Exim (CVE-2026-45185)
CVE-2026-42825 Use-After-Free in Windows Telephony Service (CVE-2026-42825)
CVE-2026-41095 Use-After-Free in Data Deduplication (CVE-2026-41095)
CVE-2026-40382 Use-After-Free in Windows Telephony Service (CVE-2026-40382)
CVE-2026-40402 Use-After-Free in Windows Hyper-V (CVE-2026-40402)
CVE-2026-40406 Use-After-Free in Windows TCP/IP (CVE-2026-40406)
CVE-2026-40408 Use-After-Free in Windows Kernel-Mode Drivers (CVE-2026-40408)
CVE-2026-40415 Use-After-Free in Windows TCP/IP (CVE-2026-40415)
CVE-2026-40419 Use-After-Free in Microsoft Office (CVE-2026-40419)
CVE-2026-40418 Use-After-Free in Microsoft Office (CVE-2026-40418)
CVE-2026-40410 Use-After-Free in Windows SMB Client (CVE-2026-40410)
CVE-2026-35418 Vulnerability in Windows Cloud Files Mini Filter Driver (CVE-2026-35418)
CVE-2026-35416 Use-After-Free in Microsoft Windows 10 1607 (CVE-2026-35416)
CVE-2026-40361 Use-After-Free in Microsoft Office (CVE-2026-40361)
CVE-2026-40358 Use-After-Free in Microsoft Office (CVE-2026-40358)
CVE-2026-40359 Use-After-Free in Microsoft Excel (CVE-2026-40359)
CVE-2026-40366 Use-After-Free in Microsoft Office (CVE-2026-40366)
CVE-2026-34347 Use-After-Free in Microsoft Windows 10 1607 (CVE-2026-34347)
CVE-2026-34638 Use-After-Free in Adobe macOS (CVE-2026-34638)
CVE-2026-33835 Use-After-Free in Windows Cloud Files Mini Filter Driver (CVE-2026-33835)
CVE-2026-33840 Use-After-Free in Microsoft Windows 11 24H2 (CVE-2026-33840)
CVE-2026-34331 Vulnerability in Microsoft Windows 10 1607 (CVE-2026-34331)
CVE-2026-34340 Use-After-Free in Windows Projected File System (CVE-2026-34340)
CVE-2026-34332 Use-After-Free in Windows Kernel-Mode Drivers (CVE-2026-34332)

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