GeezerVison

Here is lazymio, a security researcher and open-source enthusiast.

Sponsor me if you like my works. =)

My talks: Sildes 📜

My blog: English / Chinese 📝

Find me via twitter, telegram or email. ✉️ Usually reply to non-spam messages in 12 hours.

CVE: CVE-2022-0476, CVE-2022-0676, CVE-2022-0695, CVE-2023-50493, CVE-2023-50494, CVE-2023-50495

Bugs: Objdump #30327 Objdump #30326 Objdump #30365 ncurse Objdump #30361 Objdump #30366 ImageMagick #6267 Xpdf #4483 Xpdf #4482

Patch:

• QEMU: FCS:FIP and FDS:FDP implementation
• QEMU: Fix MAX_OPC_PARAM_IARGS
• QEMU: Fix s->T0 not initialized for lock cmp instructions
• QEMU: Fix endless translation loop on big endian systems

Random Fun Facts:

• wtdcode is literally watered code
• I can code in at least 10 languages:
  • (>10k LoC) Rust, Python, C, C++(<=17)，Golang(<=1.11)
  • (>5k LoC) Java, PHP, Javascript
  • (>1k LoC) Typescript, C#, C++(>17), Golang(>1.18)
• I use fish, but I only program shell scripts in bash.
• I often violate the security principles I'm researching =).