Re: [PATCH] modsign: use all trusted keys to verify module signature

From: Ke Wu
Date: Mon Nov 05 2018 - 14:13:31 EST


Hi, I'm wondering if there is any update for the patch.

Thanks!

On Wed, Oct 31, 2018 at 2:36 AM Jessica Yu <jeyu@xxxxxxxxxx> wrote:
>
> +++ Ke Wu [22/10/18 15:26 -0700]:
> >Make mod_verify_sig to use all trusted keys. This allows keys in
> >secondary_trusted_keys to be used to verify PKCS#7 signature on a
> >kernel module.
> >
> >Signed-off-by: Ke Wu <mikewu@xxxxxxxxxx>
>
> Thanks for the ping, I had missed this patch.
>
> David, could I get an ACK please?
>
> Thanks!
>
> Jessica
>
> >---
> > kernel/module_signing.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> >diff --git a/kernel/module_signing.c b/kernel/module_signing.c
> >index f2075ce8e4b3..a8b923ba1a39 100644
> >--- a/kernel/module_signing.c
> >+++ b/kernel/module_signing.c
> >@@ -83,6 +83,6 @@ int mod_verify_sig(const void *mod, struct load_info *info)
> > }
> >
> > return verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len,
> >- NULL, VERIFYING_MODULE_SIGNATURE,
> >+ (void *)1UL, VERIFYING_MODULE_SIGNATURE,
> > NULL, NULL);
> > }
> >--
> >2.19.1.568.g152ad8e336-goog
> >



--
Ke Wu | Software Engineer | mikewu@xxxxxxxxxx | Google Inc.