Re: [patch] rcmd.3: Add missing condition concerning .rhosts file

["Michael Kerrisk (man-pages)" <mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

On 01/04/2016 05:18 PM, Nikola Forró wrote:
> The list of conditions determining if iruserok() and ruserok()
> functions automatically fail is incomplete. According to glibc
> source code, the functions also fail if the .rhosts file
> is hardlinked anywhere.

Thanks, Nikola. Applied.

Cheers,

Michael


> ---
>  man3/rcmd.3 | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/man3/rcmd.3 b/man3/rcmd.3
> index 33eae3c..f32fe52 100644
> --- a/man3/rcmd.3
> +++ b/man3/rcmd.3
> @@ -200,8 +200,8 @@ in the local user's home directory is checked to see if the request for
>  service is allowed.
>  .PP
>  If this file does not exist, is not a regular file, is owned by anyone
> -other than the user or the superuser, or is writable by anyone other
> -than the owner, the check automatically fails.
> +other than the user or the superuser, is writable by anyone other
> +than the owner, or is hardlinked anywhere, the check automatically fails.
>  Zero is returned if the machine name is listed in the
>  .IR hosts.equiv
>  file, or the host and remote username are found in the
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
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