GNU bug report logs - #27311
Enlightenment: 'cpufreq binary needs suid or has to be owned by root'

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Package: guix;

Reported by: ng0 <ng0 <at> pragmatique.xyz>

Date: Sat, 10 Jun 2017 15:05:02 UTC

Severity: normal

Done: Efraim Flashner <efraim <at> flashner.co.il>

Bug is archived. No further changes may be made.

Full log

Message #14 received at 27311 <at> debbugs.gnu.org (full text, mbox):

From: Ricardo Wurmus <rekado <at> elephly.net>
To: ng0 <ng0 <at> pragmatique.xyz>
Cc: 27311 <at> debbugs.gnu.org
Subject: Re: bug#27311: Acknowledgement (Enlightenment: 'cpufreq binary needs
 suid or has to be owned by root')
Date: Wed, 21 Jun 2017 10:00:14 +0200

ng0 <ng0 <at> pragmatique.xyz> writes:

> Nix solved this particular issue (cpufreq) with a hack.
> It's okay for me, but do some of you agree with applying this:
>
>   # this is a hack and without this cpufreq module is not working. does the following:
>   #   1. moves the "freqset" binary to "e_freqset",
>   #   2. linkes "e_freqset" to enlightenment/bin so that,
>   #   3. wrappers.setuid detects it and places wrappers in /run/wrappers/bin/e_freqset,
>   #   4. and finally, links /run/wrappers/bin/e_freqset to original destination where enlightenment wants it
>   postInstall = ''
>     export CPUFREQ_DIRPATH=`readlink -f $out/lib/enlightenment/modules/cpufreq/linux-gnu-*`;
>     mv $CPUFREQ_DIRPATH/freqset $CPUFREQ_DIRPATH/e_freqset
>     ln -sv $CPUFREQ_DIRPATH/e_freqset $out/bin/e_freqset
>     ln -sv /run/wrappers/bin/e_freqset $CPUFREQ_DIRPATH/freqset
>   '';

No, we shouldn’t apply this hack.  Setuid binaries are declared
separately in the operating system configuration.  See section 6.2.8
Setuid Programs in the manual.

Packages cannot declare setuid binaries.

-- 
Ricardo

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This bug report was last modified 6 years and 296 days ago.

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