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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-2026-56412 Use-After-Free in libexpat (CVE-2026-56412)
CVE-2026-54902 Use-After-Free in oj (CVE-2026-54902)
CVE-2026-54901 Use-After-Free in oj (CVE-2026-54901)
CVE-2026-54898 Use-After-Free in oj (CVE-2026-54898)
CVE-2026-54897 Use-After-Free in oj (CVE-2026-54897)
CVE-2026-54899 Use-After-Free in oj (CVE-2026-54899)
CVE-2026-12706 A use-after-free vulnerability was found in FFmpeg's RASC video decoder. The decode_move()...
CVE-2026-11941 Use-After-Free in quiche (CVE-2026-11941)
CVE-2026-34192 Software installed and run as a non-privileged user may conduct improper GPU system calls to...
CVE-2026-41156 Software installed and run as a non-privileged user may conduct improper GPU system calls to...
CVE-2026-56131 Use-After-Free in libexpat (CVE-2026-56131)
CVE-2026-11791 Use-After-Free in 389 Directory Server (CVE-2026-11791)
CVE-2026-9158 Use-After-Free in Eclipse 4diac FORTE (CVE-2026-9158)
CVE-2026-42530 Use-After-Free in NGINX Open Source (CVE-2026-42530)
CVE-2026-12467 Use-After-Free in Google Chrome (CVE-2026-12467)
CVE-2026-12455 Use-After-Free in Google Chrome (CVE-2026-12455)
CVE-2026-12443 Use-After-Free in Google Chrome (CVE-2026-12443)
CVE-2026-12445 Use-After-Free in Google Chrome (CVE-2026-12445)
CVE-2026-12462 Use-After-Free in Google Chrome (CVE-2026-12462)
CVE-2026-12449 Use-After-Free in Google Chrome (CVE-2026-12449)
CVE-2026-12464 Use-After-Free in Google Chrome (CVE-2026-12464)
CVE-2026-12452 Use-After-Free in Google Chrome (CVE-2026-12452)
CVE-2026-12451 Use-After-Free in Google Chrome (CVE-2026-12451)
CVE-2026-12440 Use-After-Free in Google Chrome (CVE-2026-12440)
CVE-2026-12441 Use-After-Free in Google Chrome (CVE-2026-12441)
CVE-2026-12442 Use-After-Free in Google Chrome (CVE-2026-12442)
CVE-2026-12439 Use-After-Free in Google Chrome (CVE-2026-12439)
CVE-2026-12437 Use-After-Free in Google Chrome (CVE-2026-12437)
CVE-2026-0143 Use-After-Free in :unknown: (CVE-2026-0143)
CVE-2026-0125 Use-After-Free in :unknown: (CVE-2026-0125)

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