From: Suren Baghdasaryan <surenb@google.com>
To: James Morris <jmorris@namei.org>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
"Jann Horn" <jannh@google.com>,
"Kees Cook" <keescook@chromium.org>,
"Jeffrey Vander Stoep" <jeffv@google.com>,
"Minchan Kim" <minchan@kernel.org>,
"Michal Hocko" <mhocko@suse.com>,
"Shakeel Butt" <shakeelb@google.com>,
"David Rientjes" <rientjes@google.com>,
"Edgar Arriaga García" <edgararriaga@google.com>,
"Tim Murray" <timmurray@google.com>,
linux-mm <linux-mm@kvack.org>,
selinux@vger.kernel.org, "Linux API" <linux-api@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
kernel-team <kernel-team@android.com>,
linux-security-module@vger.kernel.org
Subject: Re: [PATCH v2 1/1] mm/madvise: replace ptrace attach requirement for process_madvise
Date: Wed, 20 Jan 2021 08:49:07 -0800 [thread overview]
Message-ID: <CAJuCfpG0+_4x=F7dpKabgmGwDf2KGcCcEfXixLBef6+zg8uNjQ@mail.gmail.com> (raw)
In-Reply-To: <c586aa93-52d7-bd6c-3d5-77be4ed4afae@namei.org>
On Tue, Jan 19, 2021 at 9:02 PM James Morris <jmorris@namei.org> wrote:
>
> On Mon, 11 Jan 2021, Suren Baghdasaryan wrote:
>
> > Replace PTRACE_MODE_ATTACH with a combination of PTRACE_MODE_READ
> > and CAP_SYS_NICE. PTRACE_MODE_READ to prevent leaking ASLR metadata
> > and CAP_SYS_NICE for influencing process performance.
>
>
> Almost missed these -- please cc the LSM mailing list when modifying
> capabilities or other LSM-related things.
Thanks for the note. Will definitely include it when sending the next version.
>
> --
> James Morris
> <jmorris@namei.org>
>
> --
> To unsubscribe from this group and stop receiving emails from it, send an email to kernel-team+unsubscribe@android.com.
>
prev parent reply other threads:[~2021-01-20 16:49 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-11 17:06 [PATCH v2 1/1] mm/madvise: replace ptrace attach requirement for process_madvise Suren Baghdasaryan
2021-01-11 18:33 ` Kees Cook
2021-01-12 1:22 ` Andrew Morton
2021-01-12 17:36 ` Suren Baghdasaryan
2021-01-12 7:46 ` Michal Hocko
2021-01-12 17:45 ` Oleg Nesterov
2021-01-12 17:51 ` Suren Baghdasaryan
2021-01-13 14:22 ` Michal Hocko
2021-01-13 18:08 ` Suren Baghdasaryan
2021-01-20 13:17 ` Jann Horn
2021-01-20 16:57 ` Suren Baghdasaryan
2021-01-20 20:46 ` Suren Baghdasaryan
2021-01-26 13:52 ` Michal Hocko
2021-01-28 19:51 ` Suren Baghdasaryan
2021-01-29 7:08 ` Suren Baghdasaryan
2021-02-02 5:34 ` Suren Baghdasaryan
[not found] ` <CAJuCfpEOE8=L1fT4FSauy65cS82M_kW3EzTgH89ewE9HudL=VA@mail.gmail.com>
2021-03-03 0:17 ` Andrew Morton
2021-03-03 0:19 ` Suren Baghdasaryan
2021-03-03 19:00 ` Suren Baghdasaryan
2021-01-12 18:12 ` Suren Baghdasaryan
2021-01-13 14:19 ` Michal Hocko
2021-01-20 5:01 ` James Morris
2021-01-20 16:49 ` Suren Baghdasaryan [this message]
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