Re: [PATCH -stable] crypto: ccm - deal with CTR ciphers that honour iv_out

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On Wed, Feb 01, 2017 at 08:08:09PM +0000, Ard Biesheuvel wrote:
>
> Could you please forward this patch to Linus as well? I noticed that the patch

Sure, I will do that.

> crypto: arm64/aes-blk - honour iv_out requirement in CBC and CTR modes
> 
> is now in mainline, which means CCM is now broken on arm64, given that
> the iv_out requirement for CTR apparently isn't honored by *any*
> implementation, and CCM wrongly assumes that req->iv retains its value
> across the call into the CTR skcipher

Hmm, I wonder why we don't see this breakage with the generic
CTR as it seems to do exactly the same thing.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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