From: Andrey Borzenkov <arvidjaar@gmail.com>
To: grub-devel@gnu.org
Subject: Re: [PATCH v2 2/5] load_env support for whitelisting which variables are read from an env file, even if check_signatures=enforce
Date: Thu, 19 Sep 2013 14:06:34 +0400 [thread overview]
Message-ID: <20130919140634.28aea421@opensuse.site> (raw)
In-Reply-To: <523AA55F.4030604@gmail.com>
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В Thu, 19 Sep 2013 09:18:55 +0200
Vladimir 'φ-coder/phcoder' Serbinenko <phcoder@gmail.com> пишет:
> On 07.09.2013 11:33, Andrey Borzenkov wrote:
> > So just use another environment block for untrusted variables, that's
> > all. I do not see why any change in sources is required.
> Trouble is that right now we unconditionally load all variables from
> block, whether trusted or not. So by modifying untrusted but loaded
> block you can override core variables i.a. check_signatures. That's why
> some ability to filter is required.
>
Yep, I realized this after replying. So extending load_env to take
environment variable names is needed (somehow I was sure it already
supported it).
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next prev parent reply other threads:[~2013-09-19 10:07 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-06 16:18 [PATCH v2 0/5] Enable savedefault, etc with check_signatures=enforce Jon McCune
2013-09-06 16:18 ` [PATCH v2 1/5] style: indent --no-tabs --gnu-style grub-core/commands/loadenv.c Jon McCune
2013-09-06 16:18 ` [PATCH v2 2/5] load_env support for whitelisting which variables are read from an env file, even if check_signatures=enforce Jon McCune
2013-09-06 19:48 ` Andrey Borzenkov
2013-09-06 21:10 ` Jonathan McCune
2013-09-07 9:33 ` Andrey Borzenkov
2013-09-09 15:34 ` Jonathan McCune
2013-09-19 10:12 ` Andrey Borzenkov
2013-09-19 18:18 ` Jonathan McCune
2013-09-19 7:18 ` Vladimir 'φ-coder/phcoder' Serbinenko
2013-09-19 10:06 ` Andrey Borzenkov [this message]
2013-09-06 16:18 ` [PATCH v2 3/5] save_env should work, " Jon McCune
2013-09-06 16:18 ` [PATCH v2 4/5] Add -k, --pubkey=FILE support to grub-install command Jon McCune
2013-09-06 19:40 ` Andrey Borzenkov
2013-09-06 21:10 ` Jonathan McCune
2013-09-06 16:18 ` [PATCH v2 5/5] Additional security-relevant documentation Jon McCune
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