[src/trunk]: src/usr.sbin/paxctl offer some actual information about what PaX...

[plunky <plunky%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eef7ea295697
branches:  trunk
changeset: 747481:eef7ea295697
user:      plunky <plunky%NetBSD.org@localhost>
date:      Thu Sep 17 08:07:17 2009 +0000

description:
offer some actual information about what PaX might be, and provide
tips for further reading.

diffstat:

 usr.sbin/paxctl/paxctl.8 |  16 ++++++++++++----
 1 files changed, 12 insertions(+), 4 deletions(-)

diffs (54 lines):

diff -r 7f6e9e30690d -r eef7ea295697 usr.sbin/paxctl/paxctl.8
--- a/usr.sbin/paxctl/paxctl.8  Thu Sep 17 07:40:44 2009 +0000
+++ b/usr.sbin/paxctl/paxctl.8  Thu Sep 17 08:07:17 2009 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: paxctl.8,v 1.10 2008/08/11 10:58:02 christos Exp $
+.\"    $NetBSD: paxctl.8,v 1.11 2009/09/17 08:07:17 plunky Exp $
 .\"
 .\" Copyright 2006 Elad Efrat <elad%NetBSD.org@localhost>
 .\" Copyright 2008 Christos Zoulas <christos%NetBSD.org@localhost>
@@ -23,7 +23,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd August 11, 2008
+.Dd September 17, 2009
 .Dt PAXCTL 8
 .Os
 .Sh NAME
@@ -38,6 +38,11 @@
 .Nm
 utility is used to list and manipulate PaX flags associated with an ELF
 program.
+The PaX flags signify to the loader the privilege protections to be applied
+to mapped memory pages, and fuller explanations of the specific protections
+can be found in the
+.Xr security 8
+manpage.
 .Pp
 Each flag can be prefixed either with a
 .Dq +
@@ -48,7 +53,7 @@
 The following flags are available:
 .Bl -tag -width flag
 .It a
-Explicitly disable PaX ASLR for
+Explicitly disable PaX ASLR (Address Space Layout Randomization) for
 .Ar program .
 .It A
 Explicitly enable PaX ASLR for
@@ -79,10 +84,13 @@
 .Nm
 without any flags.
 .Sh SEE ALSO
+.Xr mprotect 2 ,
 .Xr sysctl 3 ,
 .Xr options 4 ,
+.Xr elf 5 ,
 .Xr security 8 ,
-.Xr sysctl 8
+.Xr sysctl 8 ,
+.Xr fileassoc 9
 .Sh HISTORY
 The
 .Nm