Devices connected via Thunderbolt can be DMA masters and thus read system memory without interference of the operating system (or even the CPU). Version 3 of the interface introduced 5 different security levels, in order to mitigate the aforementioned security risk that connected devices pose to the system. The security level is set by the system firmware.
... part of T2, get it here
URL: https://gitlab.freedesktop.org/bolt/bolt
Author: Christian Kellner
Maintainer: Rene Rebe <rene [at] t2-project [dot] org>
License: GPL
Status: Beta
Version: 0.9.8
Remark: Does cross compile (as setup and patched in T2).
Download: https://gitlab.freedesktop.org/bolt/bolt/-/tags/ bolt-0.9.8.tar.bz2
T2 source: boltd.cache
T2 source: boltd.desc
T2 source: hotfix-segfault.patch
Build time (on reference hardware): 3% (relative to binutils)2
Installed size (on reference hardware): 0.42 MB, 17 files
Dependencies (build time detected): 00-dirtree asciidoc bash binutils bzip2 cmake coreutils dbus diffutils docbook-xsl findutils gawk git glib grep libxml libxslt linux-header make meson ninja polkit pygobject python sed tar udev
Installed files (on reference hardware): n.a.
1) This page was automatically generated from the T2 package source. Corrections, such as dead links, URL changes or typos need to be performed directly on that source.
2) Compatible with Linux From Scratch's "Standard Build Unit" (SBU).