Gentoo Archives: gentoo-dev

From: Ned Ludd <solar@g.o>
To: Ciaran McCreesh <ciaranm@g.o>
Cc: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] Stack smash protected daemons
Date: Thu, 23 Sep 2004 02:35:24
Message-Id: 1095906856.15523.3014.camel@simple
In Reply to: Re: [gentoo-dev] Stack smash protected daemons by Ciaran McCreesh
1 On Wed, 2004-09-22 at 22:08, Ciaran McCreesh wrote:
2 > On Wed, 22 Sep 2004 22:03:34 -0400 Ned Ludd <solar@g.o> wrote:
3 > | > just to enable a hack
4 > |
5 > | What's this hack your now speaking of frequently?
6 >
7 > The hack is in trying to get the compiler to make broken code safe,
8 > rather than properly auditing code. SSP does not fix broken code, it's
9 > just duct tape.
10
11 shrug.. I guess that's one way to look at it.
12
13 If however you wanted to fix all the broken code you could use something
14 like the upcoming mudflap which would incur a much larger performance
15 hit, so much in fact that it can't even be considered for production
16 use. When it hits our tree I'll sacrifice one of machines on my lan for
17 the sole sake of trying to catch bugs and fixing them at the source
18 level.
19
20 btw ssp has thank fully has caught a fair number of potential overflows
21 (well real ones) that we have fixed :)
22
23 So on that note it's the damn gcc runtime duct tape I'm aware of that we
24 can start making use of immediately to reduce the overall risk factor.
25
26 --
27 Ned Ludd <solar@g.o>
28 Gentoo (hardened,security,infrastructure,embedded,toolchain) Developer

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Re: [gentoo-dev] Stack smash protected daemons Mike Frysinger <vapier@g.o>