From: pebenito@ieee.org (Chris PeBenito)
Date: Sun, 29 Jan 2017 12:55:24 -0500
Subject: [refpolicy] [PATCH] xserver: allow X roles to read xkb libs to
	set keymaps
In-Reply-To: <20170125174857.30771-1-jason@perfinion.com>
References: <20170125174857.30771-1-jason@perfinion.com>
Message-ID: <a16305e3-948e-4dfd-03ed-f47f25b1856f@ieee.org>
To: refpolicy@oss.tresys.com
List-Id: refpolicy.oss.tresys.com

On 01/25/17 12:48, Jason Zaman wrote:
> commit d76d9e13b188e9fd8df98e1e21d88aa45951860e
> xserver: restrict executable memory permissions
> changed XKB libs which made them no longer readable by users.
> setting xkeymaps fails with the following errors:
>
> $ setxkbmap -option "ctrl:nocaps"
> Couldn't find rules file (evdev)
>
> type=AVC msg=audit(1485357942.135:4458): avc:  denied  { search } for
> pid=5359 comm="X" name="20990" dev="proc" ino=103804
> scontext=system_u:system_r:xserver_t:s0-s0:c0.c1023
> tcontext=staff_u:staff_r:staff_t:s0-s0:c0.c1023 tclass=dir permissive=0
> type=AVC msg=audit(1485357942.136:4459): avc:  denied  { search } for
> pid=20990 comm="setxkbmap" name="xkb" dev="zfs" ino=130112
> scontext=staff_u:staff_r:staff_t:s0-s0:c0.c1023
> tcontext=system_u:object_r:xkb_var_lib_t:s0 tclass=dir permissive=0
> type=AVC msg=audit(1485357942.136:4460): avc:  denied  { search } for
> pid=20990 comm="setxkbmap" name="xkb" dev="zfs" ino=130112
> scontext=staff_u:staff_r:staff_t:s0-s0:c0.c1023
> tcontext=system_u:object_r:xkb_var_lib_t:s0 tclass=dir permissive=0
> ---
>  policy/modules/services/xserver.if | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/policy/modules/services/xserver.if b/policy/modules/services/xserver.if
> index a054c9c..f0761c9 100644
> --- a/policy/modules/services/xserver.if
> +++ b/policy/modules/services/xserver.if
> @@ -166,6 +166,8 @@ interface(`xserver_role',`
>  	manage_files_pattern($2, user_fonts_config_t, user_fonts_config_t)
>  	relabel_dirs_pattern($2, user_fonts_config_t, user_fonts_config_t)
>  	relabel_files_pattern($2, user_fonts_config_t, user_fonts_config_t)
> +
> +	xserver_read_xkb_libs($2)
>  ')
>
>  #######################################

Merged.

-- 
Chris PeBenito