From: David Howells <dhowells@redhat.com>
Date: Wed, 27 Sep 2006 08:50:15 +0000 (-0700)
Subject: [PATCH] NOMMU: Check that access_process_vm() has a valid target
X-Git-Tag: v2.6.19-rc1~958
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0ec76a110f432e98277e464b82ace8dd66571689;p=pandora-kernel.git

[PATCH] NOMMU: Check that access_process_vm() has a valid target

Check that access_process_vm() is accessing a valid mapping in the target
process.

This limits ptrace() accesses and accesses through /proc/<pid>/maps to only
those regions actually mapped by a program.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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