Re: systemd transition stalled

"Tóth Attila" <[email protected]>
Newsgroups gmane.linux.gentoo.hardened
Message-ID <[email protected]>
Dear Alexander,

Thanks for pointing to this bug!

I'll give another try to systemd.
A duplicate of bug 472098 also contains important information:
https://bugs.gentoo.org/show_bug.cgi?id=455938
According to this bug it's enough to add polkitd to the PROC_GID group.
Now I know what was my problem with gdm-3.6!
It's a pity I hadn't found this bug earlier.

Sorry for the noise. I'll retry systemd transition.

Thanks:
Dw.
-- 
dr Tóth Attila, Radiológus, 06-20-825-8057
Attila Toth MD, Radiologist, +36-20-825-8057

2013.December 17.(K) 10:23 időpontban Alexander Tsoy ezt írta:
> В Tue, 17 Dec 2013 00:55:54 +0100
> "Tóth Attila" <[email protected]> пишет:
>
>> It turns out systemd is not compatible with CONFIG_GRKERNSEC_PROC. It
>> has
>> been reported as freedesktop bug #65575. Of course if there would be a
>> specific group under which systemd performs its proc related activities,
>> that could be configured as the exception GID, but I can hardly imagine
>> that it is the case. Gentoo systemd wiki doesn't mention this point,
>> otherwise important for hardened users. Systemd dev stands his ground
>> and
>> puts the period: nothing can be expected until grsecurity hits mainline.
>> That will obviously not happen. I understand the dev having no
>> intentions
>> to support out-of-mainline features. Altering proc access significantly.
>>
>> Any of you have a workaround for systemd with grsec without completely
>> loosing proc restrictions?
>
> The workaround is simple:
>
> $ getent group procr
> procr:x:777:polkitd,...
> $ grep CONFIG_GRKERNSEC_PROC_GID /boot/config-3.11.9-hardened
> CONFIG_GRKERNSEC_PROC_GID=777
>
> This issue was discussed in the following bug report:
> https://bugs.gentoo.org/show_bug.cgi?id=472098
> (short summary: polkit[systemd] links with libsystemd-login.so which
> need access to "/proc/1")
>
>>
>> I'm trying real hard to be a shepherd. But this time I feel the urge -
>> again - to purge the remnants of the once so shiny GNOME from my
>> systems.
>>
>> Any thoughts on this? Or rather a grsec proc config workaround?
>>
>> Thx:
>> Dw.
>
> --
> Alexander Tsoy
>
>
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