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From: Chris PeBenito <>
To: Russell Coker <>,
	Dominick Grift <>
Subject: Re: another memlockd patch
Date: Tue, 14 Apr 2020 11:04:46 -0400
Message-ID: <> (raw)
In-Reply-To: <1765247.TeHuJhGoBa@liv>

On 4/10/20 5:40 AM, Russell Coker wrote:
> On Friday, 10 April 2020 6:10:57 PM AEST Dominick Grift wrote:
>>> +allow memlockd_t self:unix_dgram_socket { create connect };
>> the unix dgram socket creating is probably redundant and implied with
>> logging_send_logs_msg() as journald uses dgram_sendto for logging?
> You are correct, that is redundant.  Chris shall I submit the patch again or
> would it be easier to just delete that line when you merge?

Please resubmit with below change too.

>>> +# cache /etc/shadow too
>>> +auth_read_shadow(memlockd_t)
>> Hmm since /etc/shadow is mode 000, how is memlock able to read this
>> without cap_dac_read_search access. is that implied?
> /etc/shadow is mode 640 on Debian.
> On other distributions the choice is either more permissions for memlockd or a
> configuration that doesn't cache /etc/shadow.

Seems that we need an ifndef(`distro_debian' block with dac_read_search;

Chris PeBenito

      reply index

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-10  6:03 Russell Coker
2020-04-10  8:10 ` Dominick Grift
2020-04-10  9:40   ` Russell Coker
2020-04-14 15:04     ` Chris PeBenito [this message]

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