Re: Potenitial security hole in the kernel

Chris Wedgwood (cw@f00f.org)
Tue, 29 May 2001 19:35:40 +1200


On Tue, May 29, 2001 at 02:32:23AM +0200, Jamie Lokier wrote:

By the way, the context stored on the stack is entirely a user
space context, however it does include some information from the
kernel that may be useful to user space, such as a page fault
address.

I actually (ab)used this for userspace paging with mprotect and
friends.... nasty hack :)

--cw
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