netdev - Re: [PATCH 1/2] crypto/x509: Fix unaligned access in x509_get_sig

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Message-ID: <21610.1445334638@warthog.procyon.org.uk>
Date:	Tue, 20 Oct 2015 10:50:38 +0100
From:	David Howells <dhowells@...hat.com>
To:	Sowmini Varadhan <sowmini.varadhan@...cle.com>
Cc:	dhowells@...hat.com, linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	herbert@...dor.apana.org.au, davem@...emloft.net,
	zohar@...ux.vnet.ibm.com, David.Woodhouse@...el.com,
	steffen.klassert@...unet.com
Subject: Re: [PATCH 1/2] crypto/x509: Fix unaligned access in x509_get_sig_params()

Sowmini Varadhan <sowmini.varadhan@...cle.com> wrote:

> x509_get_sig_params() has the same code pattern as the one in
> pkcs7_verify() that is fixed by commit 62f57d05e287 ("crypto: pkcs7 - Fix
> unaligned access in pkcs7_verify()") so apply a similar fix here: make
> sure that desc is pointing at an algined value past the digest_size,
> and take alignment values into consideration when doing kzalloc()
> 
> Signed-off-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>

Acked-by: David Howells <dhowells@...hat.com>
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