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Date: Mon, 6 May 2024 12:24:55 +0200
From: Ben Hutchings <>
Subject: Re: Buildroot: incorrect permissons on /dev/shm

On Thu, Apr 11, 2024 at 05:31:02PM +0200, Ben Hutchings wrote:
> Buildroot is a Linux distribution and system builder for embedded
> systems.  Starting in Buildroot 2011.08, its default /etc/fstab
> included an entry for /dev/shm with incorrect permissons (sticky bit
> not set). (CWE-276)
> Buildroot 2017.08 removed this entry for systems using systemd, and it
> has never been included for systems using OpenRC.  So this only
> affects Buildroot-built systems that use sysvinit, and some older
> systems that use systemd.

This has been assigned CVE-2024-34455.


Ben Hutchings · Senior Embedded Software Engineer, Essensium-Mind ·

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