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: Mon, 26 Jun 2023 14:22:57 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: David Howells <dhowells@...hat.com>
Cc: Ilya Dryomov <idryomov@...il.com>, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni
 <pabeni@...hat.com>, ceph-devel@...r.kernel.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: Is ->sendmsg() allowed to change the msghdr struct it is given?

On Mon, 26 Jun 2023 22:14:41 +0100 David Howells wrote:
> Do you know if ->sendmsg() might alter the msghdr struct it is passed as an
> argument? Certainly it can alter msg_iter, but can it also modify,
> say, msg_flags?

I'm not aware of a precedent either way.
Eric or Paolo would know better than me, tho.

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ