Pwn 5. How do pointers work and why do you need to rewrite them?
SPbCTF meeting (https://vk.com/spbctf)
Tolya Korniltsev talks about pointers and their erasure using memory damage.
Solve tasks — https://pwn.spbctf.ru
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CTF in St. Petersburg (SPbCTF) is an open independent community on sports hacking from St. Petersburg. We conduct seminars and trainings on computer security for students and schoolchildren of the city in the format of CTF competitions. In addition, we organize competitions, educational intensives for universities and companies, hold events and master classes at conferences. We post edited recordings of our meetings on YouTube, analyze tasks and stream for fun.
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0:00 Pointers are the same numbers in memory
12:14 What does working with pointers look like in assembler
17:24 How pointers are used in C
21:06 Moving pointers, getting RIP control