From: Ingo Molnar <mingo@kernel.org>
To: Jann Horn <jann@thejh.net>
Cc: security@kernel.org, Alexander Viro <viro@zeniv.linux.org.uk>,
Paul Moore <paul@paul-moore.com>,
Stephen Smalley <sds@tycho.nsa.gov>,
Eric Paris <eparis@parisplace.org>,
James Morris <james.l.morris@oracle.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
Nick Kralevich <nnk@google.com>,
Janis Danisevskis <jdanis@google.com>,
linux-security-module@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 3/3] selinux: require EXECMEM for forced ptrace poke
Date: Thu, 29 Sep 2016 08:19:27 +0200 [thread overview]
Message-ID: <20160929061927.GA21794@gmail.com> (raw)
In-Reply-To: <1475103281-7989-4-git-send-email-jann@thejh.net>
* Jann Horn <jann@thejh.net> wrote:
> +{
> + /* Permitting a write to readonly memory is fine - making the readonly
> + * memory executable afterwards would require EXECMOD permission because
> + * anon_vma would be non-NULL.
> + */
Minor stylistic nit: please fix this comment to be visually symmetric. (There's
another one introduced by one of your other patches.)
Thanks,
Ingo
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2016-09-29 6:19 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-28 22:54 [PATCH v2 0/3] fix SELinux W^X bypass via ptrace Jann Horn
2016-09-28 22:54 ` [PATCH v2 1/3] fs/exec: don't force writing memory access Jann Horn
2016-09-29 16:09 ` Oleg Nesterov
2016-09-28 22:54 ` [PATCH v2 2/3] mm: add LSM hook for writes to readonly memory Jann Horn
2016-09-28 23:22 ` Andy Lutomirski
2016-09-28 23:32 ` Jann Horn
2016-09-28 23:44 ` Jann Horn
2016-11-03 2:25 ` Jann Horn
2016-09-29 6:25 ` Ingo Molnar
2016-09-28 22:54 ` [PATCH v2 3/3] selinux: require EXECMEM for forced ptrace poke Jann Horn
2016-09-29 6:19 ` Ingo Molnar [this message]
2016-09-29 16:38 ` Stephen Smalley
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=20160929061927.GA21794@gmail.com \
--to=mingo@kernel.org \
--cc=eparis@parisplace.org \
--cc=james.l.morris@oracle.com \
--cc=jann@thejh.net \
--cc=jdanis@google.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-security-module@vger.kernel.org \
--cc=nnk@google.com \
--cc=paul@paul-moore.com \
--cc=sds@tycho.nsa.gov \
--cc=security@kernel.org \
--cc=serge@hallyn.com \
--cc=viro@zeniv.linux.org.uk \
/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).