From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: LKML <linux-kernel@vger.kernel.org>,
kernel-hardening@lists.openwall.com,
linux-wireless@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 6/6] mac80211/wpa: use constant time memory comparison for MACs
Date: Tue, 13 Jun 2017 15:28:15 +0200 [thread overview]
Message-ID: <CAHmME9pJEwPvpNMGc9KCH15BNO8qRNCEw2Mh4nUjVK0c2X30kA@mail.gmail.com> (raw)
In-Reply-To: <1497342000.6068.3.camel@sipsolutions.net>
On Tue, Jun 13, 2017 at 10:20 AM, Johannes Berg
<johannes@sipsolutions.net> wrote:
> I'm not really sure that this is actually true, since you don't get
> much feedback on your frame that's dropped, especially if you're
> attacking from remote. Basically, I don't see how you can observe the
> timing of this operation?
There have been practical attacks published before that relied on
jitter coming from simultaneous operations.
> Anyway, applied.
Great, thanks.
next prev parent reply other threads:[~2017-06-13 13:28 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-10 2:59 [PATCH 0/6] Constant Time Memory Comparisons Are Important Jason A. Donenfeld
2017-06-10 2:59 ` [PATCH 1/6] sunrpc: use constant time memory comparison for mac Jason A. Donenfeld
2017-06-10 2:59 ` [PATCH 2/6] net/ipv6: " Jason A. Donenfeld
2017-06-10 2:59 ` [PATCH 3/6] ccree: use constant time memory comparison for macs and tags Jason A. Donenfeld
2017-06-10 7:43 ` Gilad Ben-Yossef
2017-06-10 10:54 ` Jason A. Donenfeld
2017-06-10 21:43 ` Henrique de Moraes Holschuh
2017-06-10 2:59 ` [PATCH 4/6] security/keys: use constant time memory comparison for macs Jason A. Donenfeld
2017-06-14 8:47 ` [kernel-hardening] " James Morris
2017-06-10 2:59 ` [PATCH 5/6] bluetooth/smp: use constant time memory comparison for secret values Jason A. Donenfeld
2017-06-10 13:49 ` Marcel Holtmann
2017-06-10 2:59 ` [PATCH 6/6] mac80211/wpa: use constant time memory comparison for MACs Jason A. Donenfeld
2017-06-13 8:20 ` Johannes Berg
2017-06-13 13:28 ` Jason A. Donenfeld [this message]
2017-06-11 8:13 ` [PATCH 0/6] Constant Time Memory Comparisons Are Important Kalle Valo
2017-06-11 13:36 ` Kees Cook
2017-06-11 20:48 ` Emmanuel Grumbach
2017-06-11 21:30 ` Emil Lenngren
2017-06-12 5:03 ` Emmanuel Grumbach
2017-06-12 7:33 ` Arend van Spriel
2017-06-11 21:06 ` Stephan Müller
2017-06-11 21:21 ` Jason A. Donenfeld
2017-06-11 21:20 ` [PATCH] rsa-pkcs1pad: use constant time memory comparison for MACs Jason A. Donenfeld
2017-06-20 3:38 ` Herbert Xu
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