ptr-yudai https://blog.hatena.ne.jp/ptr-yudai/ CTFするぞ https://ptr-yudai.hatenablog.com/ CTF Writeup This year, I played in the DiceCTF qualifiers with BunkyoWesterns, and we managed to place first. We finished 1st place at DiceCTF 2026 Quals!Looking forward to seeing everyone (and hopefully a big steak) in New York. 🗽🥩 pic.twitter.com/NURygMK9ib— BunkyoWesterns (@BunkyoWesterns) March 8, 2026 Amon… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fptr-yudai.hatenablog.com%2Fentry%2F2026%2F03%2F16%2F174349" title="DiceCTF 2026 Quals - cornelslop: Turning an RCU Double Free into a Cross-Cache Kernel Exploit - CTFするぞ" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/p/ptr-yudai/20260316/20260316174056.png Hatena Blog https://hatena.blog 2026-03-16 17:43:49 rich https://ptr-yudai.hatenablog.com/entry/2026/03/16/174349 1.0 100%