SELinux is a combination of kernel changes and administration utilities that extends the Linux kernel's security model to implement more specific capabilities and restraints. Notably, SELinux can constrain a running process's privileges based not just on the process's owner, but on its identity. ...

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Restrict users ports

How could I go about restricting specific users access to ports based on a whitelist based system. I heard it can be done with SELinux (I do have it installed), but I haven't been able to work out ...
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118 views

selinuxfs and plymouth-upstart-bridge , error logs on ubuntu 14.04 (embedded)

I'm bringing up ubuntu 14.04 on beagleboard-xm from RCN's site . But on booting I see a set of logs , want to know what is it and how can i fix/disable this? I'm totally confused, please help Mount ...
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1answer
72 views

Restrict user access to /proc and /sys

I have one big problem: setfacl does not seem to work for /proc and /sys, but I would like to restrict one specific users rights and I do not find it acceptable for that user to read stuff like ...
2
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1answer
2k views

SELinux implementation in Ubuntu

How does Ubuntu implements SELinux...? what are the pacakges(modules) involved in implementation of SELinux on Ubuntu
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1answer
520 views

SELinux install error

I tried to install selinux using the terminal with the following: sudo apt-get install selinux When it had finished, it said that there was en error. These are a few of the last lines which ...
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1answer
278 views

SELinux is not enabled

I installed SELINUX on ubuntu using the command: sudo apt-get install selinux config file in /etc/selinux contain following information SELINUX=permissive SELINUXTYPE=default SETLOCALDEFS=0 ...
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10 views

Laptop touchpad not working

i recently installed Ubuntu 13.4 on my old lenovo3000y500.first the all things was going right.when i reboot my laptop the problem arise after the reboot the laptop won't detect the Touchpad.i am not ...
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36 views

SELlinux security domains

I am studying SELinux, but I can't find any clear definition for security domains. What is a security domain and what is its difference with security context?
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9 views

What are the diffences between the packages selinux and selinux-basics?

There are two package for SELinux: selinux and selinux-basics. What difference exist between them?
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79 views

SELinux enforcing mode problem

I install selinux-basics and selinux-policy-default in ubuntu server 13.04, but when i set selinux in enforcing mode and reboot, my system doesn't boot up and I get following error: mountall: mount ...
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61 views

Unable to setup SELinux

I am trying to install SELinux as described in here, but when i run check-selinux-installation, I get the following message: Postfix init script is syncing the chroots. udev will create node labeled ...
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93 views

lubuntu, samba wont let me share folder on a separete disk drive

I made a new samba share on a drive that i mount manually using the gui version (has always worked for me so i use it). I tested to make sure samba was working so i made a share in my documents ...
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937 views

SELinux is not enabled due to missing policies

I installed Selinux on the ubuntu desktop 13.10. The /etc/selinux/config status is SELINUX=enforce 、SELINUXTYPE=ubuntu. I cannot use setenforce command change the status,Then prompt setenforce: ...
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1answer
168 views

a script to shutdown the other pc in the network if they donot respond to ping command

A (program)script to shutdown the other linux operated Computer in the same network , if they do not respond to ping command otherwise a message to show that they do not respond. please help me
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1answer
134 views

OS development on linux kernel [closed]

I am a computer science engineering student. I have currently taken up a project for developing an OS for smart wheel chair! Since i dont want to go as deep as kernel development, I have decided to ...
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1answer
674 views

selinux folder in root directory (/)

While navigating through my files, I noticed a "selinux" folder in root (/); it doesn't have any files in it, has completely root(root) permissions, and when I looked up about it, it seems to be some ...
2
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1answer
1k views

Should I install SELinux to make my Ubuntu Web server more secure?

This wiki page on using SELinux with Ubuntu informs of the following: The Ubuntu-specific "selinux" and "selinux-policy-ubuntu" packages documented here have not received much attention since ...
2
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1answer
189 views

Can SELinux Affect Apache

Can SELinux, in any way, cause Apache to only store web-site files on one partition? I'm unable to set up a localhost HTTP server with apache using html files that are on another mounted partition. ...
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votes
2answers
3k views

Trying to convert ppt to pdf using libreoffice ---headless -convert- topdf with php script

When used below command on the command line it working file libreoffice --headless -convert-to pdf ".$sourse." -outdir outputolder/ but, if use in php script nothing happen. Can anybody provide ...
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893 views

How to set selinux? [duplicate]

I installed selinux first, I set SELINUX=enforcing instead of its original value, SELINUX=permissive in /etc/selinux/config, then I reboot my computer. I waited for some time, but it stopped, I ...