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From: Chris PeBenito <pebenito@ieee.org>
To: "Sugar, David" <dsugar@tresys.com>,
	"selinux-refpolicy@vger.kernel.org" 
	<selinux-refpolicy@vger.kernel.org>
Subject: Re: [PATCH 2/5 - v2] grant permission for rpm to write to audit log
Date: Mon, 8 Jul 2019 20:39:45 -0400
Message-ID: <b73edd23-3a13-b799-68d4-beadfa7f4358@ieee.org> (raw)
In-Reply-To: <20190702175932.24697-1-dsugar@tresys.com>

On 7/2/19 1:59 PM, Sugar, David wrote:
> Messages like this are added to the audit log when an rpm is installed:
> type=SOFTWARE_UPDATE msg=audit(1560913896.581:244): pid=1265 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:rpm_t:s0 msg='sw="ntpdate-4.2.6p5-25.el7_3.2.x86_64" sw_type=rpm key_enforce=0 gpg_res=0 root_dir="/" comm="rpm" exe="/usr/bin/rpm" hostname=? addr=?  terminal=? res=success'
> 
> These are the denials that I'm seeing:
> type=AVC msg=audit(1560913896.581:243): avc:  denied  { audit_write } for  pid=1265 comm="rpm" capability=29 scontext=system_u:system_r:rpm_t:s0 tcontext=system_u:system_r:rpm_t:s0 tclass=capability permissive=1
> 
> type=AVC msg=audit(1561298132.446:240): avc:  denied  { create } for pid=1266 comm="rpm" scontext=system_u:system_r:rpm_t:s0 tcontext=system_u:system_r:rpm_t:s0 tclass=netlink_audit_socket permissive=1
> type=AVC msg=audit(1561298132.446:241): avc:  denied  { write } for pid=1266 comm="rpm" scontext=system_u:system_r:rpm_t:s0 tcontext=system_u:system_r:rpm_t:s0 tclass=netlink_audit_socket permissive=1
> type=AVC msg=audit(1561298132.446:241): avc:  denied  { nlmsg_relay } for  pid=1266 comm="rpm" scontext=system_u:system_r:rpm_t:s0 tcontext=system_u:system_r:rpm_t:s0 tclass=netlink_audit_socket permissive=1
> type=AVC msg=audit(1561298132.447:243): avc:  denied  { read } for pid=1266 comm="rpm" scontext=system_u:system_r:rpm_t:s0 tcontext=system_u:system_r:rpm_t:s0 tclass=netlink_audit_socket permissive=1
> 
> v2 - Use interface rather than adding permissions here - this change may
> confuse subsequent patches in this set, if so let me know and I will
> submit a pull request on github.
> 
> Signed-off-by: Dave Sugar <dsugar@tresys.com>
> ---
>   policy/modules/admin/rpm.te | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/policy/modules/admin/rpm.te b/policy/modules/admin/rpm.te
> index 0e6e9c03..ba022247 100644
> --- a/policy/modules/admin/rpm.te
> +++ b/policy/modules/admin/rpm.te
> @@ -204,6 +204,7 @@ libs_exec_ld_so(rpm_t)
>   libs_exec_lib_files(rpm_t)
>   libs_run_ldconfig(rpm_t, rpm_roles)
>   
> +logging_send_audit_msgs(rpm_t)
>   logging_send_syslog_msg(rpm_t)
>   
>   seutil_manage_src_policy(rpm_t)

Merged.

-- 
Chris PeBenito

      reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-02 17:59 Sugar, David
2019-07-09  0:39 ` Chris PeBenito [this message]

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