Hi,
quoting grsec developer: "Using the RBAC system's PaX flag support to enforce
system-wide MPROTECT enabling could have prevented triggering of the bug, since
it requires the creation of an executable stack to trigger the vma mirroring
bug."
I 've tested the exploit on 2.6 kernel in an Alph
Could you please provide more details about this vulnerability ? Especially
which versions are affected :-)
Kind regards,
Marek Kroemeke
Digital Armaments advisory is 01.20.2007
http://www.digitalarmaments.com/2007200184936274.html
I. Background
grsecurity is an innovative approach to security utilizing a multi-layered
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