Home | xia0o0o0o

CTF with @r3kapig. Interested in JIT security & verification, XNU kernel. Currently at UC San Diego.

Besides security shit, I enjoy playing violin and watching vtuber.

Latest posts

First Step Toward a Full Chain: Exploiting Chrome on Android

One click from a URL to root

x xia0o0o0o
May 27, 2025
4 min read

Vulnerability
PWN
Writeup
Without love, it cannot be seen

Writeup for locked-room in DiceCTF Quals 2025

x xia0o0o0o
March 30, 2025
9 min read

Vulnerability
PWN
Writeup
Overview of Map Exploitation in v8

Brief overview of Map related vulnerabilities in v8

x xia0o0o0o
February 1, 2025
23 min read

Vulnerability
PWN
Writeup
JavaScript
JIT
v8
Overview of WebAssembly Type Confusion in JavaScript Engines Exploitation

Brief overview of WebAssembly in JavaScript engines exploitation and proof of concept

x xia0o0o0o
January 2, 2025
8 min read

Vulnerability
PWN
Writeup
JavaScript
WebAssembly
2024?

2024?

x xia0o0o0o
December 31, 2024
1 min read

2024
Save Me! Web Master: Pwn N1CTF 2024 PHP Master

x xia0o0o0o
November 15, 2024
7 min read

CTF
PWN
Writeup
PHP
Interpreter
Securinets CTF Quals 2024: Blind Firewall

x xia0o0o0o
October 17, 2024
3 min read

CTF
PWN
Writeup
Pwn0win: iOS pwning challenges in R3CTF

x xia0o0o0o
July 4, 2024
8 min read

PWN
iOS
XNU
Boot Newer iOS with QEMU Step by Step

x xia0o0o0o
March 9, 2024
8 min read

iOS
QEMU
Security

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