linux-kernel - Re: [PATCH 0/6][v2] audit: implement multicast socket for journald

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Date:	Wed, 23 Apr 2014 10:42:32 -0400
From:	Eric Paris <eparis@...hat.com>
To:	Daniel J Walsh <dwalsh@...hat.com>
Cc:	Steve Grubb <sgrubb@...hat.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, linux-audit@...hat.com,
	selinux@...ho.nsa.gov, jamal@...atatu.com, davem@...emloft.net
Subject: Re: [PATCH 0/6][v2] audit: implement multicast socket for journald

On Wed, 2014-04-23 at 09:40 -0400, Daniel J Walsh wrote:
> Here are the capabilities we currently give to sysadm_t with
> sysadm_secadm    1.0.0    Disabled
> 
>    allow sysadm_t sysadm_t : capability { chown dac_override
> dac_read_search fowner fsetid kill setgid setuid setpcap linux_immutable
> net_bind_service net_broadcast net_admin net_raw ipc_lock ipc_owner
> sys_rawio sys_chroot sys_ptrace sys_pacct sys_admin sys_boot sys_nice
> sys_resource sys_time sys_tty_config mknod lease audit_write setfcap } ;
>    allow sysadm_t sysadm_t : capability { setgid setuid sys_chroot }
> 
>    allow sysadm_t sysadm_t : capability2 { syslog block_suspend } ;
> 
> cap_audit_write might be a problem?

cap_audit_write is fine.

syslogd_t (aka journal) is going to need the new permission
cap_audit_read.  Also, as steve pointed out, someone may be likely to
want to be able to disable that permission easily.

-Eric

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