On 03/12/2018 10:35 AM, ToddAndMargo wrote:
> Hi All,
>
> Fedora 27, x64
>
> Xfce 4.12
>
> lightdm-1.25.1-5.fc27.x86_64
>
> With SELinux set to Enforcing, I can only log into Xfce as root.
>
> If I set SELinux to Permissive, I can log into anyone.
>
> SEAlert is quite.
>
> In the Audit log, I get:
>
> # grep lightdm /var/log/audit/audit.log | grep denied
>
> type=AVC msg=audit(1520843479.104:515): avc: denied { create } for
> pid=7554 comm="lightdm" name=".xsession-errors"
> scontext=system_u:system_r:xdm_t:s0-s0:c0.c1023
> tcontext=system_u:object_r:samba_share_t:s0 tclass=file permissive=1
>
> type=AVC msg=audit(1520843479.104:516): avc: denied { write open } for
> pid=7554 comm="lightdm" path="/home/tony/.xsession-errors" dev="dm-1"
> ino=54526689 scontext=system_u:system_r:xdm_t:s0-s0:c0.c1023
> tcontext=system_u:object_r:samba_share_t:s0 tclass=file permissive=1
>
> SELinux is taking a shine to everyone's, except root's,
> .xsession-errors.
>
> How do I fix this?
>
Hi ToddAndMargo,
Are you sharing your homedir via samba? If yes,
# restorecon -Rv /home
# semanage boolean -m samba_enable_home_dirs --on
This will restore all labels in your home dir and enable domains where
runs samba processes to access your homedirs.
Lukas.
> Many thanks,
> -T
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--
Lukas Vrabec
Software Engineer, Security Technologies
Red Hat, Inc.
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