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authorDavid Howells <dhowells@redhat.com>2006-09-27 01:50:15 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 08:26:14 -0700
commit0ec76a110f432e98277e464b82ace8dd66571689 (patch)
tree3ed8de0ea6869fe17bec7689c493a2db02f73f4a /fs
parent361f6ed1d00f666a1a7c33f3e9aaccb713f9b9e4 (diff)
[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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