NSA Security-Enhanced Linux (SELinux) is an implementation of a flexible mandatory access control architecture in the Linux operating system.

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Why isn't my cronjob running?

I have a cronjob in /etc/cron.d/mycron that looks like this: 0 3 * * * apache php /path/to/my/script.php In the same file there are other cronjobs begin run as root and other users (which ...
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1answer
527 views

SELinux: cannot confine Firefox process to mozilla_t domain

My goal is to execute Firefox in the mozilla_t domain instead of unconfined_t. The machine runs Fedora 20 with SELinux in enforcing mode. Unfortunately, I can't seem to get this right. No matter ...
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1answer
91 views

selinux: rwx permissions for a folder

I am facing problems with PHP interface that calls perl and shell scripts. These enable uploading of a file to a folder and execute them with some input while storing output into some other files. Now ...
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1answer
83 views

SELinux not enforcing apache write restrictions despite being enabled

Problem in a nutshell: SELinux does not protect files and directories labeled as httpd_sys_content_t from being written, deleted or changed when new/custom document root is created. I have ...
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274 views

Suspicious SELinux Audit Log Entries PHP-FPM Write Denied - How to investigate?

I found a few /var/log/audit/audit.log entries which have me a little bit concerned. SEAlert explains them as such: SELinux is preventing /usr/sbin/php-fpm from write access on the directory ...
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4answers
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Where is the sshd log file on Red Hat Linux stored?

Can someone please tell me where to find the SSHD log on RedHat and SELinux.... I would like to view the log to see who is logging into my account..
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92 views

semodule -i takes 100% cpu and does not end

I am setting up selinux and ran grep ${1} /var/log/audit/audit.log | audit2allow -r -M local_${1} within an compilation script (oneliner). I'd like to run it like "compile_selinux collectd_t" so ...
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3answers
253 views

SELinux restrict Apache/PHP access

I installed a minimal CentOS system with Apache, PHP and SELinux in a default configuration: SELinux status: enabled SELinuxfs mount: /sys/fs/selinux SELinux root ...
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2answers
1k views

Enable SELinux on Centos7 LXC container with Ubuntu 14.04 host

I'm trying to setup an LXC container for testing which is running CentOS 7 with SELinux enabled to meet the requirements for a test I'm trying to run. Despite all my efforts, I'm still unable to get ...
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1answer
22 views

Can't enable logging for Bind 9 on Red Hat [closed]

When I enable logging for Bind, I get a permissions denied error which is due to Bind running in chroot/selinux (avc denied write). I can't figure out how to reconfigure selinux to allow the log file ...
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1answer
121 views

Why is this HTTP to HTTPS redirection not working?

I have been reading through all the discussions on the subject and decided to use the Redirect method in the httpd.conf file with no luck... So I came back here to this knowledgable crowd. We have a ...
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1answer
534 views

Dovecot SELinux MailDir permission denied

I have dovecot installed on CentOS 7.1. In the past, I have often just disabled SELinux, but now I want to have a server with SELinux that works for me. Anyhow, I have mail stored in /home/USER/...
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4answers
2k views

Selinux blocks wordpress in CentOS 6.3

I installed wordpress 3.5 to CentOS 6.3 using command: yum install wordpress and started httpd. Now I can see the following error in apache log: PHP Fatal error: require_once(): Failed opening ...
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1answer
324 views

SELinux on CentOS not working

i'm new to CentOS and trying to enable SELinux and it's not working after a restart as described on https://www.digitalocean.com/community/tutorials/an-introduction-to-selinux-on-centos-7-part-1-basic-...
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1answer
249 views

What are soundd daemons, and why does nginx need the type under SELinux?

Curious what is soundd daemon. The wiki at http://wiki.centos.org/TipsAndTricks/SelinuxBooleans says it is "soundd daemon" but I'm not finding much additional info on internet. To get nginx (...
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1answer
384 views

Creating an SELINUX allow rule for sockets error with clamd

I've got a CentOS 7 box configured as a Squid proxy, with clamav and Squidclamav. Normally I would just disable SELINUX, but I am attempting to understand and setup allow rules properly. I've managed ...
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1answer
190 views

auditd auid changes after su

I try to implement individual accountability for my RHEL systems using selinux and the audit.log. I followed the instructions given here: Log all commands run by admins on production servers If I ...
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3answers
3k views

(13) Permission denied on Apache CGI attempt

I have recently upgraded my Apache2 server, and am now unable to run a CGI app. My logs are showing (13) Permission denied unable to connect to cgi deamon after multiple tries I understand that the ...
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2answers
344 views

SSH works but tunneling or SFTP doesn't. Why?

since 2014 I've got a server from SoYouStart, with Centos 7. It worked perfectly, but now I had to install again the OS. Now I'm configuring all the services to work again. I need to connect to the ...
2
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1answer
35 views

Find modified selinux booleans

I have a CentOS 6.6 server that was setup by someone else. I'll be recreating this server from scratch on a new box and I'm wondering if there is any way I can find out what selinux booleans have been ...
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2answers
104 views

Add custom 'allow' policy in SELinux

I would like allow httpd to executed files from a user's home directory. From audit2allow I understand that this implies the following policy: allow httpd_t user_home_t:file execute; How do I turn ...
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3answers
298 views

How to disable SELINUX for systemd script?

I have a systemd script in CentOS 7 which doesn't run properly unless I disable SELINUX. Is it possible to somehow have SELINUX enabled on the system but disable it only for this systemd script? The ...
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0answers
87 views

Selinux: Shorewall will not respond to fail2ban

I am using fail2ban with shorewall and my Fedora 21 server & cloud. All flooded with the following error message: SELinux is preventing shorewall from write access on the file /tmp/fai2ban*.[...
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2answers
2k views

Boot hanging on SELINUX?

SELINUX is disabled on this this machine (which is a CentOS instance under Xen) but the boot process gets to a point that mentions an audit and SELINUX and then hangs. Is it ever going to come back? ...
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1answer
382 views

CentOS 7 Cannot delete ports defined for MongoDB

I installed and later removed the MongoDB server on a CentOS 7 box. While cleaning up, I noticed that the ports assigned to MongoDB were still open. if I remember correctly, I was able to delete the ...
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1answer
426 views

Docker 1.6.0 on RHEL 6.5 with SELinux, can't run containers without root

I'm trying to run a container on a RHEL 6.5 but I keep hitting this problem: sudo docker run -u postgres -it registry/postgres /bin/bash /bin/bash: error while loading shared libraries: libtinfo.so.5:...
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3answers
20k views

SElinux: allow httpd to connect to a specific port

My system is running CentOS 6.4 with apache2.2.15. SElinux is enforcing and I'm trying to connect to a local instance of redis through my python/wsgi app. I get Error 13, Permission denied. I could ...
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1answer
266 views

Selinux semanage delete or modify chain

I use on all my server port 24 for SSH. After change port i got error because Selinux block server SSHD restart 4 08:08:02 kvm452 sshd[18297]: error: Bind to port 24 on 0.0.0.0 failed: Permission ...
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0answers
233 views

Init script has permissions issues, but running with /bin/sh resolves them? [closed]

Can someone tell me what's going on here? As far as I knew, these ways of executing an init script are identical. box:~# whoami root box:~# /etc/init.d/nginx restart nginx: [emerg] open() "/var/run/...
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1answer
150 views

SELinux - mysql/ and httpdoc/ in same folder?

Looks like my old faithful LAMP directory structure has come unstuck with SELinux. I prefer everything in the same place. CentOS 6.6 Apache 2.2.15 MySQL 6.5 /DATA/ /DATA/httpdocs/ /DATA/mysql/ /DATA/...
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1answer
474 views

Sharing Collectd data with Apache on CentOS (SELinux)

My CentOS 7 VPS has SELinux enabled and is monitored by Collectd. It uses rrdtool to log the reported data. Pommi released a great solution that made me able to review all data on a webpage called CGP ...
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1answer
1k views

What I have to modify to have SELinux allow nginx to act as an IMAP/POP3 proxy?

By default nginx under CentOS 7 will fail to start if used as an IMAP/POP proxy. This is because of SELinux. How can SELinux's configuration be altered, without disabling its protections, to allow ...
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1answer
452 views

Moved /home to new disk, SELinux denying access to /home for sshd

Yesterday I added a drive to a Centos6 VM box, created a /home mount point on the drive and then moved a user (jenkins in this case) to it to free up space from the / mount point. This seemed to work ...
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2answers
717 views

SELinux - logrotate is not rotating NGINX logs

I am using CentOS, NGINX and Passenger to serve a Rails application. I have SELinux activated, and have had a series of problems with logrotate. I have been able to resolve most of the issues by ...
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1answer
26 views

SELinux - first attempt to restrict file by type - fails to fail

I have a Centos 6 Linux box. I read tutorials on SELinux and wanted to try it out. Here are steps I followed, set SELINUX=enforcing in /etc/selinux/config turned on SELINUX with setenforce 1 service ...
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3answers
3k views

SELinux preventing Apache from writing to a file

SELinux is preventing the apache user from writing to a log file which it owns. When I do setenforce 0 it works. Otherwise it shows this error IOError: [Errno 13] Permission denied: '/var/www/webapp/...
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1answer
73 views

Log/Audit everything allowed by SELinux

I'm profiling some proprietary software to construct a set of permission requirements and SELinux policies to allow it to install and run on Oracle Linux (or any RHEL derivative). I'm running SELinux ...
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1answer
75 views

Trying to track down why httpd would be trying to connect to a tor port

I'm seeing occasional selinux denied messages in my logs that I believe indicate that the httpd process is trying to connect to a tor port: type=AVC msg=audit(1423247604.799:1966): avc: denied { ...
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0answers
53 views

Setting up muli-project web development server

I'm trying to set up a development server that will be used for several (web) projects by different teams (consisting of different people, some of which may be involved with more than one project). I ...
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0answers
141 views

How to power down Cloudstack configured with XenServer Hypervisors

I have three XenServers(6.2) configured in a single pool. I also have a Cloudstack (CentOS 6.5) Management interface controlling them all. Everything is up and running but I can not figure out how to ...
0
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1answer
251 views

Selinux “Add context Rule to Semanage” [closed]

As you add or change a new rule to fcontext semanage to any directory and apply, egg: # How to add this rule for apply changes whit restoreconf -Rv /var/www/html(/.*)?/media(/.*)? system_u:object_r:...
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1answer
674 views

SELINUX blocking php-fpm and nginx working together?

I'm having some issues with SELINUX. When trying to visit my website I get 403 forbidden from nginx and the server pops up with an error and says to use grep NGINX /var/log/audit/audit.log | ...
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1answer
55 views

ports to open to access samba share

When I turn off my iptables service, I can successfully list my samba shares. But when I turn it back on, I cannot access them at all. Also, my SELINUX is set to permissive Here is my current ...
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2answers
2k views

CentOS - semanage - Adding Custom Port Fails

I recently upgraded one of my application servers to CentOS 6(.2) and was getting it ready for production use when I can across the following issue; Whenever I try to add a custom http port by way of ...
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0answers
264 views

PHPINFO creates Permission Denied in error log

Running CentOS 7 with apache 2.4, using PHP5.6 from REMI repository. My wordpress and phpmyadmin seem to work, however any page that has phpinfo() causes a permission denied entry into my error log. ...
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5answers
335 views

How do you secure the “gallery” photo gallery?

Are there any special steps that should be taken to secure Gallery? Specifically, I currently have the Fedora RPM gallery2-2.3-1.fc8 installed. I do have selinux enabled in targeted mode, which is a ...
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1answer
512 views

Configure Nginx as Reverse Proxy with Apache2 on CentOS7 enabled with SELinux

I'm working on a project for academic purposes, the goal is to use Nginx as a Reverse Proxy for Apache, so far i've installed Nginx and everything is ok, it's listening to port 80, but when i was ...
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1answer
452 views

SELinux Permissive enabled; httpd error reporting

I kept getting the following notice in apache /var/log/messages and many others same messages : kernel: type=1400 audit(1422862414.790:3222): avc: denied { getattr } for pid=2484 comm="deliver" path="...
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1answer
384 views

Scientific Linux: soft lockup on quad opteron system

After an impressive uptime of 550 days without trouble our quad opteron system turned into a corrupted system a few days after I mounted an nfs-share from a FreeNAS-box. Ongoing sessions remained ...
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2answers
690 views

nginx suddenly redirecting everything to 403 page, can this be debugged or traced?

I'm not sure what happened to my nginx install. Suddenly all page requests are being redirected to the 403 page. Yesterday I tried to add a user agent to block, restarted service from that point ...