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    SubjectRe: odd chown difference between 2.0 and 2.1pre kernels
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    In message <m0zzjRk-0007U2C@the-village.bc.nu>, Alan Cox writes:
    +-----
    | > In message <19990109215152.C32046@kitenet.net>, Joey Hess writes:
    | > | On a 2.1pre4 machine:
    | > | root@kite:~>ls -l foo
    | > | -rwsrw-r-- 1 root joey 0 Jan 9 17:13 foo*
    | > | root@kite:~> chown root.root foo; ls -l foo
    | > | -rwsrw-r-- 1 root root 0 Jan 9 17:13 foo*
    | >
    | > GAK!!! Security flaw here, methinks. chown should unconditionally clear
    | > setuid and setgid.
    |
    | Except when done by root
    +--->8

    Especially when done by root, I'd think. Less risk of inadvertently opening
    a security hole --- if I want the thing set[ug]id I should have to
    explicitly make it so.

    --
    brandon s. allbery [os/2][linux][solaris][japh] allbery@kf8nh.apk.net
    system administrator [WAY too many hats] allbery@ece.cmu.edu
    carnegie mellon / electrical and computer engineering KF8NH
    We are Linux. Resistance is an indication that you missed the point.



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