security: protect from stack expantion into low vm addresses

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Add security checks to make sure we are not attempting to expand the
stack into memory protected by mmap_min_addr

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>

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Eric Paris 2007-11-26 18:47:26 -05:00 • committed by James Morris

parent ab5a91a836

commit 8869477a49

1 changed files with 6 additions and 2 deletions

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mm/mmap.c

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