Re: [Free60-Devel] More default.xex stuff

2005-11-29 Thread Martin Heistermann
On Mon, Nov 28, 2005 at 09:00:05PM -0800, Dan wrote: > Hmm outsmarted again. Apparently they do some kind of 'secure > hashing'. No executable stacks. Hopefully I'll be a bit more informed > before I post again. non-executable stacks dont prevent exploitation, it just raises the bar a litte bit -

Re: [Free60-Devel] More default.xex stuff

2005-11-28 Thread Dan
On Mon, 28 Nov 2005 20:13:28 -0800 Dan <[EMAIL PROTECTED]> wrote: > ... Hopefully it will be possible to plug a 360's HD > in a (SATA-capable) computer, put specially crafted files on, and get > the 360 to use it. E.g. a movie clip that exploits a yet-to-be-found > buffer overflow/other vulnerabili

[Free60-Devel] More default.xex stuff

2005-11-28 Thread Dan
Hi All, In the freely downloadable default.xex, I noticed a couple things. there is a reference to a xam.xex that everyone seems to have ignored/overlooked so far (0x1b80), adjacent to xboxkrnl.exe . The file seems to follow some pattern until 0x2000, which is then either compressed, encrypted o