Search found 2 matches

by emily
Sun Jun 05, 2005 1:33 am
Forum: PSP Development
Topic: 6 ways to crash the wipeout browser...
Replies: 54
Views: 34832

[quote]The first step is to find a spot in memory where there is a jump instruction as the return address. We overwrite that memory position with a pointer to our own code[/quote] you can already replace a return address to run code from the location of your choice. problem is you can't locate or in...
by emily
Sat Jun 04, 2005 10:13 pm
Forum: PSP Development
Topic: 6 ways to crash the wipeout browser...
Replies: 54
Views: 34832

so, you can search for absolute addresses that contain specific opcodes (don't know how you did that). Also, you can load the stack with values using the buffer overrun. Why don't you find a known address that contains a return from interrupt instruction ("ei" I think) & 'return' to th...