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Message-ID: <alpine.LRH.2.11.1410062344070.24016@namei.org> Date: Mon, 6 Oct 2014 23:44:57 +1100 (AEDT) From: James Morris <jmorris@...ei.org> To: David Howells <dhowells@...hat.com> cc: Dmitry Kasatkin <d.kasatkin@...sung.com>, zohar@...ux.vnet.ibm.com, linux-ima-devel@...ts.sourceforge.net, linux-security-module@...r.kernel.org, rusty@...tcorp.com.au, keyrings@...ux-nfs.org, linux-kernel@...r.kernel.org, dmitry.kasatkin@...il.com Subject: Re: [PATCH 3/4] module: search the key only by keyid On Fri, 3 Oct 2014, David Howells wrote: > Dmitry Kasatkin <d.kasatkin@...sung.com> wrote: > > > BTW. But actually why signer is needed to find the key? > > Every key has unique fingerprint. > > The SKID is by no means guaranteed unique, is not mandatory and has no defined > algorithm for generating it. > > > Or you say that different certificates might have the same PK? > > What I would consider strange. But anyway, if PK is the same, then > > verification succeed. > > Do note: We *do* need to get away from using SKIDs. We have situations where > we have to use a key that doesn't have one. > David, I need to push to Linus for 3.17 -- please finalize the fix for this and send me a pull request. -- James Morris <jmorris@...ei.org> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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