Friday, 7 August 2009

64-bit 2.6.30.4-grsec

It seems that bug that stopped latest grsecurity patch to work on 64-bit kernels has been resolved. The latest grsecurity-2.1.14-2.6.30.4-200908051916.patch is working fine for over a day of a standard desktop use - stable enough for me! ;)

# paxtest blackhat
PaXtest - Copyright(c) 2003,2004 by Peter Busser
Released under the GNU Public Licence version 2 or later

Mode: blackhat
Linux 2.6.30.4-grsec #4 SMP Thu Aug 6 09:57:40 BST 2009 x86_64 Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz GenuineIntel GNU/Linux

Executable anonymous mapping : Killed
Executable bss : Killed
Executable data : Killed
Executable heap : Killed
Executable stack : Killed
Executable anonymous mapping (mprotect) : Killed
Executable bss (mprotect) : Killed
Executable data (mprotect) : Killed
Executable heap (mprotect) : Killed
Executable stack (mprotect) : Killed
Executable shared library bss (mprotect) : Killed
Executable shared library data (mprotect): Killed
Writable text segments : Killed
Anonymous mapping randomisation test : 33 bits (guessed)
Heap randomisation test (ET_EXEC) : 40 bits (guessed)
Heap randomisation test (ET_DYN) : 40 bits (guessed)
Main executable randomisation (ET_EXEC) : 32 bits (guessed)
Main executable randomisation (ET_DYN) : 32 bits (guessed)
Shared library randomisation test : 33 bits (guessed)
Stack randomisation test (SEGMEXEC) : No randomisation
Stack randomisation test (PAGEEXEC) : 40 bits (guessed)
Return to function (strcpy) : *** buffer overflow detected ***: rettofunc1 - terminated
rettofunc1: buffer overflow attack in function - terminated
Report to http://bugs.gentoo.org/
Killed
Return to function (memcpy) : *** buffer overflow detected ***: rettofunc2 - terminated
rettofunc2: buffer overflow attack in function - terminated
Report to http://bugs.gentoo.org/
Killed
Return to function (strcpy, RANDEXEC) : *** buffer overflow detected ***: rettofunc1x - terminated
rettofunc1x: buffer overflow attack in function - terminated
Report to http://bugs.gentoo.org/
Killed
Return to function (memcpy, RANDEXEC) : *** buffer overflow detected ***: rettofunc2x - terminated
rettofunc2x: buffer overflow attack in function - terminated
Report to http://bugs.gentoo.org/
Killed
Executable shared library bss : Killed
Executable shared library data : Killed

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