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Re: [PATCH v7 2/2] security/keys: rewrite all of big_key crypto

From David Howells <dhowells@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH v7 2/2] security/keys: rewrite all of big_key crypto
Date 2017-09-25 16:50 +0200
Message-ID <utCRP-7FH-7@gated-at.bofh.it> (permalink)
References <urODN-4pI-31@gated-at.bofh.it> <urODM-4pI-5@gated-at.bofh.it> <urODN-4pI-31@gated-at.bofh.it>
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Jason A. Donenfeld <Jason@zx2c4.com> wrote:

> +	/* no ->update(); don't add it without changing big_key_crypt() nonce */

Should update be a problem.  It's should be a complete payload replacement -
kind of like unlink and add, but keeping the same key ID and description.

David

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[PATCH v7 1/2] security/keys: properly zero out sensitive key material in big_key "Jason A. Donenfeld" <Jason@zx2c4.com> - 2017-09-20 17:00 +0200
  [PATCH v7 2/2] security/keys: rewrite all of big_key crypto "Jason A. Donenfeld" <Jason@zx2c4.com> - 2017-09-20 17:00 +0200
    Re: [PATCH v7 2/2] security/keys: rewrite all of big_key crypto David Howells <dhowells@redhat.com> - 2017-09-25 16:50 +0200
      Re: [PATCH v7 2/2] security/keys: rewrite all of big_key crypto "Jason A. Donenfeld" <Jason@zx2c4.com> - 2017-09-25 18:40 +0200

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