Heap exploitation, glibc internals and nifty tricks.
Summary
A writeup of the setjmp heap challenge from HITCON CTF 2024 qualifiers: glibc malloc internals, plus exploitation tricks including forcing a large allocation via scanf to leak a libc pointer.
- Published
- Collected
--- id: 4367 title: "Heap exploitation, glibc internals and nifty tricks." source_domain: blog.quarkslab.com source_url: "https://blog.quarkslab.com/heap-exploitation-glibc-internals-and-nifty-tricks.html" published_at: "2024-07-29T22:00:00Z" tags: ["ctf", "writeup", "heap-exploitation", "glibc", "pwn", "hitcon"] phying_url: "https://phying.com/item/4367" lang: en --- # Heap exploitation, glibc internals and nifty tricks. ## Summary A writeup of the setjmp heap challenge from HITCON CTF 2024 qualifiers: glibc malloc internals, plus exploitation tricks including forcing a large allocation via scanf to leak a libc pointer. ## Intelligence Metadata - **Sources:** blog.quarkslab.com - **Published:** 2024-07-29T22:00:00Z - **Original:** https://blog.quarkslab.com/heap-exploitation-glibc-internals-and-nifty-tricks.html - **Phying News:** https://phying.com/item/4367