Re: selinux and readahead

[Daniel J Walsh]

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Antonio Olivares wrote:
>  Dear all, 
>  
>  I have encountered the following setroubleshoot warning:
>  
>  
>  Summary:
>  
>  SELinux is preventing readahead (readahead_t) "read" to inotify (inotifyfs_t).
>  
>  Detailed Description:
>  
>  SELinux denied access requested by readahead. It is not expected that this
>  access is required by readahead and this access may signal an intrusion attempt.
>  It is also possible that the specific version or configuration of the
>  application is causing it to require additional access.
>  
>  Allowing Access:
>  
>  Sometimes labeling problems can cause SELinux denials. You could try to restore
>  the default system file context for inotify,
>  
>  restorecon -v 'inotify'
>  
>  If this does not work, there is currently no automatic way to allow this access.
>  Instead, you can generate a local policy module to allow this access - see FAQ
>  (http://fedora.redhat.com/docs/selinux-faq-fc5/#id2961385) Or you can disable
>  SELinux protection altogether. Disabling SELinux protection is not recommended.
>  Please file a bug report (http://bugzilla.redhat.com/bugzilla/enter_bug.cgi)
>  against this package.
>  
>  Additional Information:
>  
>  Source Context                system_u:system_r:readahead_t:SystemLow-SystemHigh
>  Target Context                system_u:object_r:inotifyfs_t
>  Target Objects                inotify [ dir ]
>  Source                        readahead
>  Source Path                   /usr/sbin/readahead
>  Port                          <Unknown>
>  Host                          localhost.localdomain
>  Source RPM Packages           readahead-1.4.4-1.fc10
>  Target RPM Packages           
>  Policy RPM                    selinux-policy-3.5.1-4.fc10
>  Selinux Enabled               True
>  Policy Type                   targeted
>  MLS Enabled                   True
>  Enforcing Mode                Enforcing
>  Plugin Name                   catchall_file
>  Host Name                     localhost.localdomain
>  Platform                      Linux localhost.localdomain
>                                2.6.27-0.244.rc2.git1.fc10.i686 #1 SMP Fri Aug 8
>                                13:26:20 EDT 2008 i686 i686
>  Alert Count                   2
>  First Seen                    Thu 21 Aug 2008 04:04:26 AM CDT
>  Last Seen                     Thu 21 Aug 2008 04:04:28 AM CDT
>  Local ID                      c67dc8d2-0096-4510-9075-cbea7074ffa2
>  Line Numbers                  
>  
>  Raw Audit Messages            
>  
>  host=localhost.localdomain type=AVC msg=audit(1219309468.106:155): avc:  denied  { read }
> for  pid=7574 comm="readahead" path="inotify" dev=inotifyfs ino=1
> scontext=system_u:system_r:readahead_t:s0-s0:c0.c1023
> tcontext=system_u:object_r:inotifyfs_t:s0 tclass=dir
>  
>  host=localhost.localdomain type=SYSCALL msg=audit(1219309468.106:155): arch=40000003
> syscall=11 success=yes exit=0 a0=9f292d0 a1=9f29368 a2=9f295c0 a3=0 items=0 ppid=7564
> pid=7574 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=24
> comm="readahead" exe="/usr/sbin/readahead"
> subj=system_u:system_r:readahead_t:s0-s0:c0.c1023 key=(null)
>  
>  
>  
>  
>  I do not know if readahead should be denied or not?  What do you recommend that I do?
>  
>  Regards,
>  
>  Antonio 
>  
>  
>        
>  
>  --
>  fedora-selinux-list mailing list
>  fedora-selinux-list(a)redhat.com
>  https://www.redhat.com/mailman/listinfo/fedora-selinux-list 
Fixed in selinux-policy-3.5.6-1.fc10
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