Re: avc_has_perm_noaudit crashes process after switching enforcing modes

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 05/28/2013 11:00 AM, Steve Ross wrote:
> I'm unable to reproduce my problem on a stock CentOS 6.2 distribution.
> 
> Where should I file the bug?  For the bug, what are the settings that I
> should use? (Or what bug can I follow as an example?)
> 
bugzilla.redhat.com

But if you can not reproduce, I am not sure we can fix it.
> Thanks, -- Steve Ross
> 
> On 05/21/2013 11:17 AM, Daniel J Walsh wrote: On 05/21/2013 11:53 AM, Steve
> Ross wrote:
>>>> Subscribers,
>>>> 
>>>> I'm a newbie.  I hope that my question is appropriate for this
>>>> forum.
>>>> 
>>>> I'm using "libselinux-2.094-5.2.el6.i686" from CentOS 6.2 on a
>>>> system.  In particular, I'm using a call to "avc_has_perm_noaudit()".
>>>> When SELinux is in Enforcing mode, all is well and calls to the
>>>> function return the correct value of zero or -1.  However, as the
>>>> program runs, when I externally (i.e., outside of the program's code,
>>>> using "setenforce") switch from Enforcing to Permissive, the next
>>>> call to "avc_has_perm_noaudit()" crashes the program.  I would expect
>>>> the function to always return a zero in Permissive mode and not
>>>> crash.
>>>> 
>>>> I've also seen that the call crashes my program if the system is in 
>>>> Enforcing, I switch it to Permissive (but avoid calling 
>>>> "avc_has_perm_noaudit()" by use of "security_getenforce()") and then
>>>> switch back to Enforcing and call the function.
>>>> 
>>>> Is it appropriate to call "avc_has_perm_noaudit()" after externally 
>>>> switching enforcing modes?  Is this crashing a known issue?  Is it
>>>> fixed in a later release?  (I've haven't tried any of the updated
>>>> releases listed at
>>>> <http://userspace.selinuxproject.org/trac/wiki/Releases>.)
>>>> 
>>>> Thanks in advance for any help, -- Steve Ross
>>>> 
>>>> 
>>>> -- selinux mailing list selinux@xxxxxxxxxxxxxxxxxxxxxxx 
>>>> https://admin.fedoraproject.org/mailman/listinfo/selinux
>>>> 
> Sounds like a bug, can you write a reproducer and the send in the code, or 
> open a bugzilla/service request.
> 

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.13 (GNU/Linux)
Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/

iEYEARECAAYFAlGk060ACgkQrlYvE4MpobM4XgCeL/EK9/r/dWYfT3UpQMm4jDik
aEUAniZLZvwhJZo2oA226cup9eQx9SBO
=MG19
-----END PGP SIGNATURE-----
--
selinux mailing list
selinux@xxxxxxxxxxxxxxxxxxxxxxx
https://admin.fedoraproject.org/mailman/listinfo/selinux





[Index of Archives]     [Fedora Users]     [Fedora Desktop]     [Big List of Linux Books]     [Yosemite News]     [Yosemite Campsites]     [KDE Users]     [Gnome Users]

  Powered by Linux