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    SubjectRe: R: Linux kernel source archive vulnerable

    >> In any case, regardless of whether this is by design or not, it is not
    >> courteous to your users to distribute tar files where all the files have
    >> permissions 0666. That's not a user-friendly to do.
    >
    >I disagree.
    >
    >(1) Some systems use per-user groups and create all files group-writeable
    >by default, i.e., they set the umask to 002. If you want to be user-friendly,
    >you should respect this setting, so the permissions in the tar archives you
    >distribute should be 666.
    >
    >(2) People extracting random archives as root with preserving permissions
    >(and owners) are relying on *ALL* archive creators using what they suppose
    >are the right permissions, which is at least simple-minded, if not completely
    >silly. If you want to help such users, you should do so by helping them
    >understand they do a wrong thing and not by hiding the problem in a single
    >specific case.

    And for those who -- for whatever reason -- extract kernelballs as root,
    should go use --no-same-permission.


    Jan Engelhardt
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