netdev - Re: [PATCH] net: tls: enable __GFP_ZERO upon tls

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Fri, 30 Jun 2023 08:27:33 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Ard Biesheuvel <ardb@...nel.org>
Cc: Alexander Potapenko <glider@...gle.com>, Tetsuo Handa
 <penguin-kernel@...ove.sakura.ne.jp>, Boris Pismenny <borisp@...dia.com>,
 John Fastabend <john.fastabend@...il.com>, herbert@...dor.apana.org.au,
 linux-crypto@...r.kernel.org, syzkaller-bugs@...glegroups.com, syzbot
 <syzbot+828dfc12440b4f6f305d@...kaller.appspotmail.com>, Eric Biggers
 <ebiggers@...nel.org>, Aviad Yehezkel <aviadye@...dia.com>, Daniel Borkmann
 <daniel@...earbox.net>, netdev@...r.kernel.org, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni
 <pabeni@...hat.com>
Subject: Re: [PATCH] net: tls: enable __GFP_ZERO upon tls_init()

On Fri, 30 Jun 2023 17:16:06 +0200 Ard Biesheuvel wrote:
> Note that this is the *input* scatterlist containing the AAD
> (additional authenticated data) and the crypto input, and so there is
> definitely a bug here that shouldn't be papered over by zero'ing the
> allocation.

Noob question, it's not the tag / AAD, right? We definitely don't init
that..