[committed] manual/tunables - Add entry for enable_secure tunable.

[Joe Simmons-Talbott]

I neglected to change the subject line. Please disregard.

Thanks,
Joe

On Fri, Mar 1, 2024 at 12:47 PM Joe Simmons-Talbott <josimmon@redhat.com> wrote:
>
> From: Joe Talbott <joetalbott@gmail.com>
>
> ---
>  manual/tunables.texi | 10 ++++++++++
>  1 file changed, 10 insertions(+)
>
> diff --git a/manual/tunables.texi b/manual/tunables.texi
> index be97190d67..4a7d04dc0d 100644
> --- a/manual/tunables.texi
> +++ b/manual/tunables.texi
> @@ -345,6 +345,16 @@ performance issues of @samp{1}.
>  The default value of this tunable is @samp{2}.
>  @end deftp
>
> +@deftp Tunable glibc.rtld.enable_secure
> +Used to run a program as if it were a setuid process.  The only valid value
> +is @samp{1} as this tunable can only be used to set and not unset
> +@code{enable_secure}.  Setting this tunable to @samp{1} also disables all other
> +tunables.  This tunable is intended to facilitate more extensive verification
> +tests for @code{AT_SECURE} programs and not meant to be a security feature.
> +
> +The default value of this tunable is @samp{0}.
> +@end deftp
> +
>  @node Elision Tunables
>  @section Elision Tunables
>  @cindex elision tunables
> --
> 2.43.2
>


-- 
Joe Simmons-Talbott