Re: [PATCH v1] sefltest/ima: support appended signatures (modsig)

From: Mimi Zohar
Date: Wed Aug 28 2019 - 20:01:59 EST


On Wed, 2019-08-28 at 20:38 -0300, Thiago Jung Bauermann wrote:
> Hello Mimi,
>
> Mimi Zohar <zohar@xxxxxxxxxxxxx> writes:
>
> > In addition to the PE/COFF and IMA xattr signatures, the kexec kernel
> > image can be signed with an appended signature, using the same
> > scripts/sign-file tool that is used to sign kernel modules.
> >
> > This patch adds support for detecting a kernel image signed with an
> > appended signature and updates the existing test messages
> > appropriately.
> >
> > Reviewed-by: Petr Vorel <pvorel@xxxxxxx>
> > Signed-off-by: Mimi Zohar <zohar@xxxxxxxxxxxxx>
>
> Thanks for doing this!

You're welcome. ÂThis isn't in lieu of a proper regression test that
verifies the IMA measurement list template modsig and d-modsig data
fields. ÂThat still needs to be written.

thanks,

Mimi