Bug 543479 - SELinux is preventing /usr/bin/xauth "read" access on /proc/<pid>/status.
Summary: SELinux is preventing /usr/bin/xauth "read" access on /proc/<pid>/status.
Keywords:
Status: CLOSED DUPLICATE of bug 542017
Alias: None
Product: Fedora
Classification: Fedora
Component: selinux-policy
Version: 12
Hardware: x86_64
OS: Linux
low
medium
Target Milestone: ---
Assignee: Daniel Walsh
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: setroubleshoot_trace_hash:6eecad7a92b...
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2009-12-02 14:01 UTC by Gregory Trivett
Modified: 2009-12-02 19:30 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2009-12-02 19:30:12 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Gregory Trivett 2009-12-02 14:01:29 UTC
Summary:

SELinux is preventing /usr/bin/xauth "read" access on /proc//status.

Detailed Description:

[xauth has a permissive type (xauth_t). This access was not denied.]

SELinux denied access requested by xauth. It is not expected that this access is
required by xauth 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:

You can generate a local policy module to allow this access - see FAQ
(http://fedora.redhat.com/docs/selinux-faq-fc5/#id2961385) Please file a bug
report.

Additional Information:

Source Context                unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023
Target Context                unconfined_u:unconfined_r:unconfined_execmem_t:s0-
                              s0:c0.c1023
Target Objects                /proc/<pid>/status [ file ]
Source                        xauth
Source Path                   /usr/bin/xauth
Port                          <Unknown>
Host                          (removed)
Source RPM Packages           xorg-x11-xauth-1.0.2-7.fc12
Target RPM Packages           
Policy RPM                    selinux-policy-3.6.32-49.fc12
Selinux Enabled               True
Policy Type                   targeted
Enforcing Mode                Enforcing
Plugin Name                   catchall
Host Name                     (removed)
Platform                      Linux (removed) 2.6.31.6-145.fc12.x86_64 #1 SMP Sat Nov
                              21 15:57:45 EST 2009 x86_64 x86_64
Alert Count                   6
First Seen                    Wed 02 Dec 2009 08:59:36 AM EST
Last Seen                     Wed 02 Dec 2009 08:59:36 AM EST
Local ID                      c9b274fc-cc71-4a9d-902d-832563ec9147
Line Numbers                  

Raw Audit Messages            

node=(removed) type=AVC msg=audit(1259762376.966:27848): avc:  denied  { read } for  pid=14082 comm="xauth" path="/proc/2415/status" dev=proc ino=17902 scontext=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 tcontext=unconfined_u:unconfined_r:unconfined_execmem_t:s0-s0:c0.c1023 tclass=file

node=(removed) type=AVC msg=audit(1259762376.966:27848): avc:  denied  { read write } for  pid=14082 comm="xauth" path="/dev/nvidiactl" dev=tmpfs ino=13550 scontext=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file

node=(removed) type=AVC msg=audit(1259762376.966:27848): avc:  denied  { read write } for  pid=14082 comm="xauth" path="/dev/nvidia0" dev=tmpfs ino=13551 scontext=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file

node=(removed) type=AVC msg=audit(1259762376.966:27848): avc:  denied  { read write } for  pid=14082 comm="xauth" path="/dev/nvidia0" dev=tmpfs ino=13551 scontext=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file

node=(removed) type=AVC msg=audit(1259762376.966:27848): avc:  denied  { read write } for  pid=14082 comm="xauth" path="/dev/nvidia0" dev=tmpfs ino=13551 scontext=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file

node=(removed) type=AVC msg=audit(1259762376.966:27848): avc:  denied  { read write } for  pid=14082 comm="xauth" path="/dev/nvidia0" dev=tmpfs ino=13551 scontext=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file

node=(removed) type=SYSCALL msg=audit(1259762376.966:27848): arch=c000003e syscall=59 success=yes exit=0 a0=10235d0 a1=1023810 a2=1021d60 a3=20 items=0 ppid=14081 pid=14082 auid=500 uid=500 gid=500 euid=500 suid=500 fsuid=500 egid=500 sgid=500 fsgid=500 tty=(none) ses=2 comm="xauth" exe="/usr/bin/xauth" subj=unconfined_u:unconfined_r:xauth_t:s0-s0:c0.c1023 key=(null)



Hash String generated from  selinux-policy-3.6.32-49.fc12,catchall,xauth,xauth_t,unconfined_execmem_t,file,read
audit2allow suggests:

#============= xauth_t ==============
allow xauth_t device_t:chr_file { read write };
allow xauth_t unconfined_execmem_t:file read;

Comment 1 Daniel Walsh 2009-12-02 19:30:12 UTC

*** This bug has been marked as a duplicate of bug 542017 ***


Note You need to log in before you can comment on or make changes to this bug.