03-31-2013
Quote:
Originally Posted by
Corona688
suid is for binary executables, not shell scripts. This is for security reasons.
The standards allow implementations to ignore the set-UID bit on executables as long as they document the conditions when they do so. I wasn't aware that Linux always ignored the set-UID bit on shell scripts.
Many systems allow set-UID shell scripts.
Many systems will clear the set-UID bit on a file when it is opened for writing.
Some systems will clear the set-UID bit on a file whenever the contents of the file are changed.
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