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Date: Mon, 06 May 2024 23:04:01 +0200
From: Peter Korsgaard <peter@...sgaard.com>
To: Ben Hutchings via buildroot <buildroot@...ldroot.org>
Cc: Ben Hutchings <ben.hutchings@...d.be>, oss-security@...ts.openwall.com
Subject: Re: [PATCH] package/skeleton-init-sysv: Set sticky bit on /dev/shm
>>>>> "Ben" == Ben Hutchings via buildroot <buildroot@...ldroot.org> writes:
> /dev/shm is a world-writable directory, like /tmp, and should also
> have the sticky bit set. Without this, any user can delete and
> replace another user's files in /dev/shm.
> This bug has been present since /dev/shm was added to the skeleton
> /etc/fstab, but appears to have been fixed for systems using systemd
> by commit 76fc9275f14e "system: separate sysv and systemd parts of the
> skeleton" which went into Buildroot 2017.08.
> Signed-off-by: Ben Hutchings <ben.hutchings@...d.be>
> Fixes: 22fde22e35f98f7830c2f8955465532328348cd1
Committed to 2024.02.x, thanks.
--
Bye, Peter Korsgaard
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