On 06/29/2015 06:13 AM, Ed Greshko wrote:
> On 06/29/15 18:09, Daniel J Walsh wrote:
>> On 06/28/2015 07:53 AM, Suvayu Ali wrote:
>>> On Sun, Jun 28, 2015 at 06:04:38AM -0400, Daniel J Walsh wrote:
>>>> On 06/27/2015 07:01 PM, Ed Greshko wrote:
>>>>> On 06/27/15 21:15, Andras Simon wrote:
>>>>>> 2015-06-27 15:11 GMT+02:00, Andras Simon <szajmi@xxxxxxxxx>:
>>>>>>> Should I be worried about the $subject?
>>>>>> And there's also a "SELinux is preventing sh from execute access on
>>>>>> the file /usr/sbin/ldconfig" which I've only just noticed. It sounds
>>>>>> even scarier.
>>>>>>
>>>>> Does your output match these?
>>>>>
>>>>> [egreshko@meimei ~]$ ls -Z /bin/bash
>>>>> system_u:object_r:shell_exec_t:s0 /bin/bash
>>>>>
>>>>> [egreshko@meimei ~]$ ls -Z /usr/sbin/ldconfig
>>>>> system_u:object_r:ldconfig_exec_t:s0 /usr/sbin/ldconfig
>>>>>
>>>> Do you have the avc's?
>>>>
>>>> ausearch -m avc
>>> I also saw these alerts during a package update.
>>>
>>> time->Thu Jun 25 17:56:49 2015
>>> type=PROCTITLE msg=audit(1435247809.870:4079): proctitle=7368002D63002F7362696E2F6C64636F6E666967202D7020323E2F6465762F6E756C6C
>>> type=SYSCALL msg=audit(1435247809.870:4079): arch=c000003e syscall=59 success=no exit=-13 a0=7f955d728b00 a1=7f955d728c00 a2=7f955d727c40 a3=7fffc7dab900 items=0 ppid=30356 pid=30357 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="sh" exe="/usr/bin/bash" subj=system_u:system_r:firewalld_t:s0 key=(null)
>>> type=AVC msg=audit(1435247809.870:4079): avc: denied { execute } for pid=30357 comm="sh" name="ldconfig" dev="sdb1" ino=450673 scontext=system_u:system_r:firewalld_t:s0 tcontext=system_u:object_r:ldconfig_exec_t:s0 tclass=file permissive=0
>>> ----
>>> time->Thu Jun 25 17:56:49 2015
>>> type=PROCTITLE msg=audit(1435247809.870:4080): proctitle=7368002D63002F7362696E2F6C64636F6E666967202D7020323E2F6465762F6E756C6C
>>> type=SYSCALL msg=audit(1435247809.870:4080): arch=c000003e syscall=4 success=no exit=-13 a0=7f955d728b00 a1=7fffc7dab9b0 a2=7fffc7dab9b0 a3=7fffc7dab900 items=0 ppid=30356 pid=30357 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="sh" exe="/usr/bin/bash" subj=system_u:system_r:firewalld_t:s0 key=(null)
>>> type=AVC msg=audit(1435247809.870:4080): avc: denied { getattr } for pid=30357 comm="sh" path="/usr/sbin/ldconfig" dev="sdb1" ino=450673 scontext=system_u:system_r:firewalld_t:s0 tcontext=system_u:object_r:ldconfig_exec_t:s0 tclass=file permissive=0
>>> ----
>>> time->Thu Jun 25 17:56:49 2015
>>> type=PROCTITLE msg=audit(1435247809.870:4081): proctitle=7368002D63002F7362696E2F6C64636F6E666967202D7020323E2F6465762F6E756C6C
>>> type=SYSCALL msg=audit(1435247809.870:4081): arch=c000003e syscall=4 success=no exit=-13 a0=7f955d728b00 a1=7fffc7dab990 a2=7fffc7dab990 a3=7fffc7dab900 items=0 ppid=30356 pid=30357 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="sh" exe="/usr/bin/bash" subj=system_u:system_r:firewalld_t:s0 key=(null)
>>> type=AVC msg=audit(1435247809.870:4081): avc: denied { getattr } for pid=30357 comm="sh" path="/usr/sbin/ldconfig" dev="sdb1" ino=450673 scontext=system_u:system_r:firewalld_t:s0 tcontext=system_u:object_r:ldconfig_exec_t:s0 tclass=file permissive=0
>>>
>> This is very strange. Doing ldconfig during a package update is
>> expected, but why would firewalld be executing it.
>> ps -eZ | grep firewalld
>>
> [root@meimei ~]# ps -eZ | grep firewalld
> system_u:system_r:firewalld_t:s0 781 ? 00:00:00 firewalld
>
>
Ok well I am stumped, one possible thing would be if firewalld somehow
caused an rpm/yum/dnf transaction to happen.
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