mirror of https://github.com/mkerrisk/man-pages
setuid.2: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
parent
674367694c
commit
defcd2c896
|
@ -56,10 +56,9 @@ privileges, do some un-privileged work, and then reengage the original
|
|||
effective user ID in a secure manner.
|
||||
.PP
|
||||
If the user is root or the program is set-user-ID-root, special care must be
|
||||
taken.
|
||||
The
|
||||
taken:
|
||||
.BR setuid ()
|
||||
function checks the effective user ID of the caller and if it is
|
||||
checks the effective user ID of the caller and if it is
|
||||
the superuser, all process-related user ID's are set to
|
||||
.IR uid .
|
||||
After this has occurred, it is impossible for the program to regain root
|
||||
|
|
Loading…
Reference in New Issue