From: Andy Lutomirski <luto@amacapital.net>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: Andy Lutomirski <luto@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
USB list <linux-usb@vger.kernel.org>,
Linux Wireless List <linux-wireless@vger.kernel.org>,
Eric Biggers <ebiggers3@gmail.com>,
linux-crypto@vger.kernel.org,
Herbert Xu <herbert@gondor.apana.org.au>,
Stephan Mueller <smueller@chronox.de>
Subject: Re: [PATCH] orinoco: Use shash instead of ahash for MIC calculations
Date: Tue, 13 Dec 2016 08:41:01 -0800 [thread overview]
Message-ID: <CALCETrXxQ9FxuqV5A1rkj2SpeFfd89njDP9h5VBuNx387ieKdQ@mail.gmail.com> (raw)
In-Reply-To: <87mvg0kqno.fsf@purkki.adurom.net>
On Tue, Dec 13, 2016 at 3:35 AM, Kalle Valo <kvalo@codeaurora.org> wrote:
> Andy Lutomirski <luto@kernel.org> writes:
>
>> Eric Biggers pointed out that the orinoco driver pointed scatterlists
>> at the stack.
>>
>> Fix it by switching from ahash to shash. The result should be
>> simpler, faster, and more correct.
>>
>> Cc: stable@vger.kernel.org # 4.9 only
>> Reported-by: Eric Biggers <ebiggers3@gmail.com>
>> Signed-off-by: Andy Lutomirski <luto@kernel.org>
>
> "more correct"? Does this fix a real user visible bug or what? And why
> just stable 4.9, does this maybe have something to do with
> CONFIG_VMAP_STACK?
Whoops, I had that text in some other patches but forgot to put it in
this one. It'll blow up with CONFIG_VMAP_STACK=y if a debug option
like CONFIG_DEBUG_VIRTUAL=y is set. It may work by accident if
debugging is off.
--Andy
next prev parent reply other threads:[~2016-12-13 16:41 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-12 20:52 [PATCH] wusbcore: Fix one more crypto-on-the-stack bug Andy Lutomirski
2016-12-12 20:53 ` [PATCH] keys/encrypted: Fix two crypto-on-the-stack bugs Andy Lutomirski
2016-12-13 12:20 ` David Laight
2016-12-13 16:40 ` Andy Lutomirski
2016-12-14 16:58 ` Joerg Roedel
2016-12-13 16:45 ` David Howells
2016-12-13 17:02 ` Andy Lutomirski
2016-12-13 20:02 ` David Howells
2016-12-12 20:54 ` [PATCH] cifs: Fix smbencrypt() to stop pointing a scatterlist at the stack Andy Lutomirski
2016-12-13 11:40 ` Sergei Shtylyov
2016-12-13 13:07 ` Jeff Layton
2016-12-14 8:19 ` Steve French
2016-12-12 20:55 ` [PATCH] crypto: Make a few drivers depend on !VMAP_STACK Andy Lutomirski
2016-12-13 3:42 ` Herbert Xu
2016-12-12 20:55 ` [PATCH] orinoco: Use shash instead of ahash for MIC calculations Andy Lutomirski
2016-12-13 7:54 ` Eric Biggers
2016-12-13 11:35 ` Kalle Valo
2016-12-13 16:41 ` Andy Lutomirski [this message]
2016-12-13 17:03 ` Kalle Valo
2016-12-30 11:34 ` Kalle Valo
2016-12-30 12:02 ` Kalle Valo
2016-12-30 12:15 ` Kalle Valo
2016-12-12 21:44 ` [PATCH] wusbcore: Fix one more crypto-on-the-stack bug Greg KH
2016-12-12 23:57 ` Andy Lutomirski
2016-12-12 22:28 ` [PATCH] keys/encrypted: Fix two crypto-on-the-stack bugs David Howells
2016-12-13 0:32 ` Andy Lutomirski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CALCETrXxQ9FxuqV5A1rkj2SpeFfd89njDP9h5VBuNx387ieKdQ@mail.gmail.com \
--to=luto@amacapital.net \
--cc=ebiggers3@gmail.com \
--cc=herbert@gondor.apana.org.au \
--cc=kvalo@codeaurora.org \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=linux-wireless@vger.kernel.org \
--cc=luto@kernel.org \
--cc=smueller@chronox.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).