linux-kernel - Re: [PATCH v5 0/6] Add support for O

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Message-ID: <1588946467.5146.6.camel@linux.ibm.com>
Date:   Fri, 08 May 2020 10:01:07 -0400
From:   Mimi Zohar <zohar@...ux.ibm.com>
To:     "Lev R. Oshvang ." <levonshe@...il.com>,
        Mickaël Salaün <mic@...ikod.net>
Cc:     David Laight <David.Laight@...lab.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Aleksa Sarai <cyphar@...har.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Andy Lutomirski <luto@...nel.org>,
        Christian Heimes <christian@...hon.org>,
        Daniel Borkmann <daniel@...earbox.net>,
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        Florian Weimer <fweimer@...hat.com>,
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        Shuah Khan <shuah@...nel.org>,
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Subject: Re: [PATCH v5 0/6] Add support for O_MAYEXEC

On Fri, 2020-05-08 at 10:15 +0300, Lev R. Oshvang . wrote:

> I can suggest something better ( I believe)
> Some time ago I proposed patch to IMA -  Add suffix in IMA policy rule criteria
> It allows IMA to verify scripts, configuration files and even single file.
> It is very simple and does not depend on open flags.
> Mimi Zohar decided not to include this patch on the reason it tries to
> protect the file name.
> ( Why ??).

Your patch relies on the filename, but does nothing to protect it. 

Mimi