Qyn

@qynln

CTF player @WreckTheLine

Joined June 2021

52 Following

160 Followers

2 Posts

Pinned Tweet

almost 3 years ago

Here is the writeup for CVE-2023-3389, a Use-After-Free on an hrtimer in io_uring, which I exploited for the kCTF VRP https://t.co/KhfJzEWp4f

208

23K

8 months ago

@farazsth98 I believe this technique has been known for a while now, first saw it in GoogleCTF and was later used in https://t.co/YMMuDEDubc