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bug#8395: ASLR Issue?
From: |
YAMAMOTO Mitsuharu |
Subject: |
bug#8395: ASLR Issue? |
Date: |
Mon, 11 Jul 2011 09:13:37 +0900 |
User-agent: |
Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.8 (Shijō) APEL/10.6 Emacs/22.3 (sparc-sun-solaris2.8) MULE/5.0 (SAKAKI) |
>>>>> On Sun, 10 Jul 2011 08:19:47 -0700, Bob Halley <halley@play-bow.org> said:
> On 7 Jul 2011, at 15:57, YAMAMOTO Mitsuharu wrote:
>> This may or may not be a separate issue. Could you show the result of
>> `$ otool -h src/temacs src/emacs' at the build tree?
> src/temacs:
> Mach header
> magic cputype cpusubtype caps filetype ncmds sizeofcmds flags
> 0xfeedfacf 16777223 3 0x80 2 23 3696 0x00000085
> src/emacs:
> Mach header
> magic cputype cpusubtype caps filetype ncmds sizeofcmds flags
> 0xfeedfacf 16777223 3 0x80 2 31 4272 0x00000085
Thanks. As MH_PIE (0x200000) is not set in flags, the -fno-pie option
seems to work as intended (i.e., to suppress address randomization).
>> Also, please try X11 or tty-only builds if possible.
> I'll try that later; I'll have to pull plain emacs 24 code as this
> doesn't seem to work with the Aquamacs code base.
Thanks again. If the change I posted turns out to work with X11 or
tty-only builds, I'll commit it. Of course, if Lion is released
early, I'll try those builds myself.
YAMAMOTO Mitsuharu
mituharu@math.s.chiba-u.ac.jp