From: Johan Hedberg <johan.hedberg@gmail.com>
To: Andy Lutomirski <luto@kernel.org>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
linux-arch@vger.kernel.org, Borislav Petkov <bp@alien8.de>,
Nadav Amit <nadav.amit@gmail.com>,
Kees Cook <keescook@chromium.org>,
Brian Gerst <brgerst@gmail.com>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Josh Poimboeuf <jpoimboe@redhat.com>, Jann Horn <jann@thejh.net>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Marcel Holtmann <marcel@holtmann.org>,
Gustavo Padovan <gustavo@padovan.org>,
"David S. Miller" <davem@davemloft.net>,
linux-bluetooth@vger.kernel.org,
Herbert Xu <herbert@gondor.apana.org.au>,
netdev@vger.kernel.org
Subject: Re: [PATCH v4 01/16] bluetooth: Switch SMP to crypto_cipher_encrypt_one()
Date: Fri, 24 Jun 2016 10:19:08 +0300 [thread overview]
Message-ID: <20160624071908.GA7040@t440s> (raw)
In-Reply-To: <9a1ddd10d96898f8a2c94c3f3d37073c73ba50c9.1466741835.git.luto@kernel.org>
On Thu, Jun 23, 2016, Andy Lutomirski wrote:
> SMP does ECB crypto on stack buffers. This is complicated and
> fragile, and it will not work if the stack is virtually allocated.
>
> Switch to the crypto_cipher interface, which is simpler and safer.
>
> Cc: Marcel Holtmann <marcel@holtmann.org>
> Cc: Gustavo Padovan <gustavo@padovan.org>
> Cc: Johan Hedberg <johan.hedberg@gmail.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: linux-bluetooth@vger.kernel.org
> Cc: Herbert Xu <herbert@gondor.apana.org.au>
> Cc: netdev@vger.kernel.org
> Signed-off-by: Andy Lutomirski <luto@kernel.org>
> ---
> net/bluetooth/smp.c | 67 ++++++++++++++++++++++-------------------------------
> 1 file changed, 28 insertions(+), 39 deletions(-)
Acked-and-tested-by: Johan Hedberg <johan.hedberg@intel.com>
Johan
next prev parent reply other threads:[~2016-06-24 7:19 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-24 4:22 [PATCH v4 00/16] Virtually mapped stacks with guard pages (x86, core) Andy Lutomirski
2016-06-24 4:22 ` [PATCH v4 01/16] bluetooth: Switch SMP to crypto_cipher_encrypt_one() Andy Lutomirski
2016-06-24 6:10 ` Herbert Xu
2016-06-24 7:19 ` Johan Hedberg [this message]
2016-06-24 4:22 ` [PATCH v4 02/16] rxrpc: Avoid using stack memory in SG lists in rxkad Andy Lutomirski
2016-06-24 4:22 ` [PATCH v4 03/16] x86/mm/hotplug: Don't remove PGD entries in remove_pagetable() Andy Lutomirski
2016-06-24 4:22 ` [PATCH v4 04/16] x86/cpa: In populate_pgd, don't set the pgd entry until it's populated Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 05/16] x86/mm: Remove kernel_unmap_pages_in_pgd() and efi_cleanup_page_tables() Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 06/16] mm: Track NR_KERNEL_STACK in KiB instead of number of stacks Andy Lutomirski
2016-06-24 15:21 ` Josh Poimboeuf
2016-06-24 4:23 ` [PATCH v4 07/16] mm: Fix memcg stack accounting for sub-page stacks Andy Lutomirski
2016-06-24 15:22 ` Josh Poimboeuf
2016-06-24 4:23 ` [PATCH v4 08/16] dma-api: Teach the "DMA-from-stack" check about vmapped stacks Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 09/16] fork: Add generic vmalloced stack support Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 10/16] x86/die: Don't try to recover from an OOPS on a non-default stack Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 11/16] x86/dumpstack: When OOPSing, rewind the stack before do_exit Andy Lutomirski
2016-06-24 15:30 ` Josh Poimboeuf
2016-06-24 15:35 ` Brian Gerst
2016-06-24 15:48 ` Josh Poimboeuf
2016-06-24 4:23 ` [PATCH v4 12/16] x86/dumpstack: When dumping stack bytes due to OOPS, start with regs->sp Andy Lutomirski
2016-06-24 15:31 ` Josh Poimboeuf
2016-06-24 4:23 ` [PATCH v4 13/16] x86/dumpstack: Try harder to get a call trace on stack overflow Andy Lutomirski
2016-06-24 15:35 ` Josh Poimboeuf
2016-06-26 16:59 ` Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 14/16] x86/dumpstack/64: Handle faults when printing the "Stack:" part of an OOPS Andy Lutomirski
2016-06-24 15:36 ` Josh Poimboeuf
2016-06-24 4:23 ` [PATCH v4 15/16] x86/mm/64: Enable vmapped stacks Andy Lutomirski
2016-06-24 4:23 ` [PATCH v4 16/16] x86/mm: Improve stack-overflow #PF handling 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=20160624071908.GA7040@t440s \
--to=johan.hedberg@gmail.com \
--cc=bp@alien8.de \
--cc=brgerst@gmail.com \
--cc=davem@davemloft.net \
--cc=gustavo@padovan.org \
--cc=heiko.carstens@de.ibm.com \
--cc=herbert@gondor.apana.org.au \
--cc=jann@thejh.net \
--cc=jpoimboe@redhat.com \
--cc=keescook@chromium.org \
--cc=kernel-hardening@lists.openwall.com \
--cc=linux-arch@vger.kernel.org \
--cc=linux-bluetooth@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@kernel.org \
--cc=marcel@holtmann.org \
--cc=nadav.amit@gmail.com \
--cc=netdev@vger.kernel.org \
--cc=torvalds@linux-foundation.org \
--cc=x86@kernel.org \
/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).