04d63f90b5
W^X mappings. Disabled by default. First proposed in: http://mail-index.netbsd.org/tech-security/2005/12/18/0000.html More information in: http://pax.grsecurity.net/docs/mprotect.txt Read relevant parts of options(4) and sysctl(3) before using! Lots of thanks to the PaX author and Matt Thomas.
84 lines
2.5 KiB
Groff
84 lines
2.5 KiB
Groff
.\" $NetBSD: paxctl.1,v 1.1 2006/05/16 00:08:25 elad Exp $
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.\"
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.\" Copyright 2006 Elad Efrat <elad@NetBSD.org>
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.\" All rights reserved.
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.\"
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by Elad Efrat.
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.\" 4. The name of the author may not be used to endorse or promote products
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.\" derived from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd March 15, 2006
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.Dt PAXCTL 1
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.Os
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.Sh NAME
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.Nm paxctl
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.Nd list and modify PaX flags associated with an ELF program
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.Sh SYNOPSIS
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.Nm
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.Op Fl l
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.Ar program
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.Nm
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.Ar flags
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.Ar program
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.Sh DESCRIPTION
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The
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.Nm
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utility is used to list and manipulate PaX flags associated with an ELF
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program.
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.Pp
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Each flag can be prefixed either with a
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.Dq +
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or a
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.Dq -
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sign to add or remove the flag, respectively.
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.Pp
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The following flags are available:
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.Bl -tag -width flag
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.It m
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Explicitly disable PaX MPROTECT
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.Xr ( mprotect 2
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restrictions) for
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.Ar program .
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.It M
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Explicitly enable PaX MPROTECT
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.Xr ( mprotect 2
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restrictions) for
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.Ar program .
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.El
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.Sh SEE ALSO
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.Xr options 4 ,
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.Xr sysctl 3 ,
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.Xr sysctl 8
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.Sh HISTORY
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The
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.Nm
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utility first appeared in
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.Nx 4.0 .
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.Pp
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The
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.Nm
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utility is modeled after a tool of the same name available for Linux from the
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PaX project.
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.Sh AUTHOR
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The
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.Nm
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utility was written by Elad Efrat <elad@NetBSD.org>
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