On 01/28/2010 01:35 AM, Paul Howarth wrote:
> On 28/01/10 03:24, Dan Thurman wrote:
>
>> I know that F8 is not supported, but I need help in knowing how
>> to get SELinux to permanently bypass spamass-milter denials.
>> I just cannot upgrade this F8 machine right now as it is my main email
>> server.
>>
>> The following is generated by the command:
>> # service spamass-milter start:
>> [OK] is generated, but the errors are shown in /var/log/audit/audit.log:
>>
>> type=AVC msg=audit(1264646701.440:1750): avc: denied { execute } for
>> pid=13694 comm="spamass-milter" name="spamc" dev=sda3 ino=4688447
>> scontext=unconfined_u:system_r:spamd_t:s0
>> tcontext=system_u:object_r:spamc_exec_t:s0 tclass=file
>> type=SYSCALL msg=audit(1264646701.440:1750): arch=40000003 syscall=11
>> success=no exit=-13 a0=8058507 a1=968fa20 a2=bf95526c a3=1 items=0
>> ppid=13056 pid=13694 auid=500 uid=600 gid=600 euid=600 suid=600
>> fsuid=600 egid=600 sgid=600 fsgid=600 tty=(none) ses=186
>> comm="spamass-milter" exe="/usr/sbin/spamass-milter"
>> subj=unconfined_u:system_r:spamd_t:s0 key=(null)
>> type=USER_START msg=audit(1264646735.400:1751): user pid=13765 uid=0
>> auid=500 ses=186 subj=unconfined_u:system_r:initrc_t:s0
>> msg='op=PAM:session_open acct="sa-milt" exe="/sbin/runuser" (hostname=?,
>> addr=?, terminal=pts/1 res=success)'
>> type=CRED_ACQ msg=audit(1264646735.400:1752): user pid=13765 uid=0
>> auid=500 ses=186 subj=unconfined_u:system_r:initrc_t:s0
>> msg='op=PAM:setcred acct="sa-milt" exe="/sbin/runuser" (hostname=?,
>> addr=?, terminal=pts/1 res=success)'
>> type=CRED_DISP msg=audit(1264646738.120:1753): user pid=13765 uid=0
>> auid=500 ses=186 subj=unconfined_u:system_r:initrc_t:s0
>> msg='op=PAM:setcred acct="sa-milt" exe="/sbin/runuser" (hostname=?,
>> addr=?, terminal=pts/1 res=success)'
>> type=USER_END msg=audit(1264646738.122:1754): user pid=13765 uid=0
>> auid=500 ses=186 subj=unconfined_u:system_r:initrc_t:s0
>> msg='op=PAM:session_close acct="sa-milt" exe="/sbin/runuser"
>> (hostname=?, addr=?, terminal=pts/1 res=success)'
>>
>> Of course, shutting down spamass-milter will fail:
>>
>> # service spamass-milter stop
>> [FAILED] is generated, because
>> /var/run/spamass-milter/spamass-milter.sock is not created.
>>
>>
>> Interestingly, if one issues:
>>
>> # setenforce 0
>> # service spamass-milter start
>> [OK] is generated
>> # service spamass-milter stop
>> [OK] is generated
>> # setenforce 1
>>
>> And, /var/run/spamass-milter/spamass-milter.sock is created.
>>
>> However, sendmail with spamass-milter enabled results in permission denied
>> because security context is enabled.
>>
>>
>> So, can someone please give me instructions so that I can permanently
>> bypass spamass-milter audit?
>>
> For what it's worth, spamass-milter policy was completely rewritten for F-9:
> https://bugzilla.redhat.com/show_bug.cgi?id=447247
>
> I also have a page regarding spamass-milter and SELinux here:
> http://mirror.city-fan.org/ftp/contrib/mail/spamass-milter-selinux/
>
> This hasn't been update for quite some time but should be an improvement
> on F-8 policy.
>
> It's probably worth updating spamass-milter to a current build too - you
> can get an F-8 one here: http://mirror.city-fan.org/ftp/contrib/mail/
>
> Paul.
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>
Thank you for this information, and I have tried with
no hopes of getting spamass-milter to work. F8 is too
damaged as far as I can tell. I will need to plan on getting
a new hardware system and latest OS to get things where
I need them to be.
Thanks,
Dan
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