[GIT PULL] Kernel lockdown for secure boot
dhowells at redhat.com
Wed Apr 4 13:33:37 UTC 2018
Theodore Y. Ts'o <tytso at mit.edu> wrote:
> Whoa. Why doesn't lockdown prevent kexec? Put another away, why
> isn't this a problem for people who are fearful that Linux could be
> used as part of a Windows boot virus in a Secure UEFI context?
Lockdown mode restricts kexec to booting an authorised image (where the
authorisation may be by signature or by IMA).
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