Merge pull request #201 from kenballus/master

Change dead link to archive.org

README.md

@@ -11,7 +11,7 @@ We came up with the idea during a hack meeting, and have implemented the followi
 | [first_fit.c](first_fit.c) | |  Demonstrating glibc malloc's first-fit behavior. | | | |
 | [calc_tcache_idx.c](calc_tcache_idx.c)| |  Demonstrating glibc's tcache index calculation.| | | |
 | [fastbin_dup.c](glibc_2.35/fastbin_dup.c) | <a href="https://wargames.ret2.systems/level/how2heap_fastbin_dup_2.34" title="Debug Technique In Browser">:arrow_forward:</a> | Tricking malloc into returning an already-allocated heap pointer by abusing the fastbin freelist. | latest | | |
-| [fastbin_dup_into_stack.c](glibc_2.35/fastbin_dup_into_stack.c) | <a href="https://wargames.ret2.systems/level/how2heap_fastbin_dup_into_stack_2.23" title="Debug Technique In Browser">:arrow_forward:</a> | Tricking malloc into returning a nearly-arbitrary pointer by abusing the fastbin freelist. | latest | | [9447-search-engine](https://github.com/ctfs/write-ups-2015/tree/master/9447-ctf-2015/exploitation/search-engine), [0ctf 2017-babyheap](http://uaf.io/exploitation/2017/03/19/0ctf-Quals-2017-BabyHeap2017.html) |
+| [fastbin_dup_into_stack.c](glibc_2.35/fastbin_dup_into_stack.c) | <a href="https://wargames.ret2.systems/level/how2heap_fastbin_dup_into_stack_2.23" title="Debug Technique In Browser">:arrow_forward:</a> | Tricking malloc into returning a nearly-arbitrary pointer by abusing the fastbin freelist. | latest | | [9447-search-engine](https://github.com/ctfs/write-ups-2015/tree/master/9447-ctf-2015/exploitation/search-engine), [0ctf 2017-babyheap](https://web.archive.org/web/20181104155842/http://uaf.io/exploitation/2017/03/19/0ctf-Quals-2017-BabyHeap2017.html) |
 | [fastbin_dup_consolidate.c](glibc_2.35/fastbin_dup_consolidate.c) | <a href="https://wargames.ret2.systems/level/how2heap_fastbin_dup_consolidate_2.23" title="Debug Technique In Browser">:arrow_forward:</a> | Tricking malloc into returning an already-allocated heap pointer by putting a pointer on both fastbin freelist and the top chunk. | latest | | [Hitcon 2016 SleepyHolder](https://github.com/mehQQ/public_writeup/tree/master/hitcon2016/SleepyHolder) |
 | [unsafe_unlink.c](glibc_2.35/unsafe_unlink.c) | <a href="https://wargames.ret2.systems/level/how2heap_unsafe_unlink_2.34" title="Debug Technique In Browser">:arrow_forward:</a> | Exploiting free on a corrupted chunk to get arbitrary write. | latest | | [HITCON CTF 2014-stkof](http://acez.re/ctf-writeup-hitcon-ctf-2014-stkof-or-modern-heap-overflow/), [Insomni'hack 2017-Wheel of Robots](https://gist.github.com/niklasb/074428333b817d2ecb63f7926074427a) |
 | [house_of_spirit.c](glibc_2.35/house_of_spirit.c) | <a href="https://wargames.ret2.systems/level/how2heap_house_of_spirit_2.23" title="Debug Technique In Browser">:arrow_forward:</a> | Frees a fake fastbin chunk to get malloc to return a nearly-arbitrary pointer. | latest | | [hack.lu CTF 2014-OREO](https://github.com/ctfs/write-ups-2014/tree/master/hack-lu-ctf-2014/oreo) |