linux-kernel - Re: [BUG] crypto: export() overran state buffer on test vector

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Message-ID: <20200212020628.7grnopgwm6shn3hi@gondor.apana.org.au>
Date:   Wed, 12 Feb 2020 10:06:28 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Corentin Labbe <clabbe.montjoie@...il.com>
Cc:     Eric Biggers <ebiggers@...nel.org>, davem@...emloft.net,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [BUG] crypto: export() overran state buffer on test vector

On Tue, Feb 11, 2020 at 08:21:18PM +0100, Corentin Labbe wrote:
> 
> Do you mean that I should abandon ahash as a fallback ?

Perhaps switching to shash is not as straightforward because of
SG handling.  But if you're getting problems with statesize
perhaps at least force a sync ahash algorithm might be a good
idea.

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