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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 798692 Cwe 894154 Cwe 8624040 Cwe 2844030 Cwe 1193185 Cwe 2003145 Cwe 1253116 Cwe 202857 Cwe 222773 Cwe 7872520 Cwe 782028 Cwe 941871 Cwe 8631869 Cwe 1221801 Cwe 741796

🛡 Vulnerabilities tagged with this 3,898

Image ID Title
CVE-2026-76017 Use-After-Free in Google Chrome (CVE-2026-76017)
CVE-2026-63380 Use-After-Free in Libevent (CVE-2026-63380)
CVE-2026-18299 Use-After-Free in Gstreamer (CVE-2026-18299)
CVE-2026-76957 Use-After-Free in libexpat (CVE-2026-76957)
CVE-2026-76921 Use-After-Free in Wireshark (CVE-2026-76921)
CVE-2026-16851 Use-After-Free in IBM AIX (CVE-2026-16851)
CVE-2026-58083 While the kernel was copying knotes during fork, a knote with a timer-based filter could fire and...
CVE-2026-49422 The RACK setsockopt(2) handler drops the connection lock in order to copy option data from userspace, then reacquires…
CVE-2026-49418 When msync(MS_INVALIDATE) is called on a mapping of an unmanaged device object, the physical...
CVE-2026-76040 Use-After-Free in Google Chrome (CVE-2026-76040)
CVE-2026-76045 Use-After-Free in Google Chrome (CVE-2026-76045)
CVE-2026-74973 Vulnerability in Mozilla Firefox (CVE-2026-74973)
CVE-2026-74969 Vulnerability in Mozilla Firefox (CVE-2026-74969)
CVE-2026-74949 Use-After-Free in Mozilla Firefox (CVE-2026-74949)
CVE-2026-74943 Use-After-Free in Mozilla Firefox (CVE-2026-74943)
CVE-2026-74940 Use-After-Free in Mozilla Firefox (CVE-2026-74940)
CVE-2026-74944 Use-After-Free in Mozilla Firefox (CVE-2026-74944)
CVE-2026-74937 Use-After-Free in Mozilla Firefox (CVE-2026-74937)
CVE-2026-74936 Use-After-Free in Mozilla Firefox (CVE-2026-74936)
CVE-2026-63639 Use-After-Free in Valkey (CVE-2026-63639)
CVE-2026-56684 Use-After-Free in Valkey (CVE-2026-56684)
CVE-2026-65343 Use-After-Free in Apple Ipados (CVE-2026-65343)
CVE-2026-65341 Buffer Overflow in Apple Ipados (CVE-2026-65341)
CVE-2026-65338 Buffer Overflow in Apple Ipados (CVE-2026-65338)
CVE-2026-64787 Use-After-Free in Apple Ipados (CVE-2026-64787)
CVE-2026-64715 Use-After-Free in Apple Ipados (CVE-2026-64715)
CVE-2026-28984 Buffer Overflow in Apple Ipados (CVE-2026-28984)
CVE-2026-49306 UAF vulnerability in the time and time zone module. Impact: Successful exploitation of this...
CVE-2026-12366 Use-After-Free in Zephyr (CVE-2026-12366)
CVE-2026-12365 Use-After-Free in WordPress (CVE-2026-12365)

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