Re: [PATCH] manual/tunables - Add entry for enable_secure tunable.

[Siddhesh Poyarekar <siddhesh@gotplt.org>]

On 2024-02-29 16:20, Joe Simmons-Talbott wrote:
> From: Joe Talbott <joetalbott@gmail.com>
> 
> ---

OK with a small nit fix below.  Please fix that and push, also posting 
the updated patch as [committed] to the mailing list.

Thanks,
Sid

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>

>   manual/tunables.texi | 10 ++++++++++
>   1 file changed, 10 insertions(+)
> 
> diff --git a/manual/tunables.texi b/manual/tunables.texi
> index be97190d67..280d90dd5d 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
> +enable_secure.  Setting this tunable to @samp{1} also disables all other

@code{enable_secure}

> +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