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Re: bruger overtager fil ejet af root!!!

 

Anna Jonna Armannsdottir <a@xxxxxxxxx> writes:

> Bemærk også, at man kan slette alle filer i mapper som man har 
> skriverettigheder til, uanset hvem ejer dem. 

Med mindre at sticky-bitten er sat på kataloget:

I chmod(1) står skrevet:

STICKY DIRECTORIES
       When the sticky bit is set on a directory, files  in  that
       directory may only be unlinked or renamed by root or their
       owner.  (Without the sticky bit, anyone able to  write  to
       the  directory can delete or rename files.) The sticky bit
       is commonly found on directories, such as /tmp, which  are
       world-writable.

Jeg tror ikke at det er noget POSIX foreskriver, men det er vist
ganske udbredt. FreeBSD gør i hvert fald også sådan ifølge
dokumentationen.


(Tilgengæld bruges sticky-bitten så ikke til det den var tiltænkt mere.)

-- 
 Peter Makholm     |       I have something to say: It's better to burn in
 peter@xxxxxxxxxxx |                              hell, than to fade away!
 http://hacking.dk |                                             -- Kurgan


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