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(parent: cf33831) | patch
Disallow numeric nonlocal user/group names that look like local uid/gids.
authorAnders Kaseorg <andersk@mit.edu>
Sun, 18 Oct 2009 07:01:45 +0000 (03:01 -0400)
committerAnders Kaseorg <andersk@mit.edu>
Sun, 18 Oct 2009 16:06:12 +0000 (12:06 -0400)
commita07a76165353393309d67a8c8dd64233f5777a87
tree98b33fecbab6b1d53d8cbbfc751580d463c36610tree
parentcf3383162f443111e02d16e95846c82ad360b5dfcommit | diff
Disallow numeric nonlocal user/group names that look like local uid/gids.

This prevents nonlocal users and groups from disturbing a command like
‘chown 0:0 file’.

Signed-off-by: Anders Kaseorg <andersk@mit.edu>
nonlocal-group.c diff | blob | blame | history
nonlocal-passwd.c diff | blob | blame | history
nss_nonlocal, an nsswitch proxy module to prevent local account spoofing
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