Messages in this thread | | | Date | Wed, 16 Jan 2013 00:17:45 +0100 | Subject | Re: [PATCH 0/3] ELF executable signing and verification | From | richard -rw- weinberger <> |
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On Wed, Jan 16, 2013 at 12:15 AM, Vivek Goyal <vgoyal@redhat.com> wrote: > On Tue, Jan 15, 2013 at 11:27:12PM +0100, richard -rw- weinberger wrote: >> On Tue, Jan 15, 2013 at 10:34 PM, Vivek Goyal <vgoyal@redhat.com> wrote: >> > Upon exec(), we determine if executable is signed. If it is, then locks >> > down the pages in memory (using MAP_LOCKED) and verfies the signature. >> > If signature does not match, process is killed. Unsigned processes >> > don't get affected at all. >> >> Also ptrace() should be disallowed on such a process created from a signed ELF. > > Yes, that I have listed in TODO. We need to disable ptrace for signed > processes or make sure only signed process can trace it.
Memo to myself: Reading long mails on my Android sucks. ;) I totally missed the TODO section. Sorry for the noise.
-- Thanks, //richard
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