-2
votes
0answers
13 views

Changed permissions on /usr/lib [duplicate]

I changed permission on /usr/lib by doing a recursive call to chown by using sudo. And after that, the system has just been weird. I don't have any network/audio interfaces working; pretty much the ...
2
votes
2answers
37 views

Why does the root user have control over mysql directories but not show as a member of the mysql group?

Sorry if this is a duplicate. It seems somewhat similar to the question here but I think what I'm asking is a little different. I've got a CentOS 5.x box running with mysql on it. The root linux ...
2
votes
1answer
22 views

setfacl default --x on directories and r— on files for user

Having the following directory structure [sr@server directory]$ tree . ├── folder1 │   ├── fileA │   └── fileB └── folder2 └── fileC 2 directories, 3 files I want to set a default facl on ...
3
votes
4answers
106 views

Removing file which doesn't have any permissions and attributes

I have a file on my external hard disk named ._Icon^M.I ended up with this after using my hard disk on old Mac platform machine. I want to delete this file but unable to. For the command 'ls -al' it ...
2
votes
2answers
122 views

Allow NonRoot User to Mount a Particular NTFS External Hard Drive

I have a 4TB external hard drive connected to an Linux server. The fstab permissions on this drive are set so that only one particular non-root user has access to it: ...
-1
votes
2answers
50 views

ls -ld list files inside a folder which is having only execute permission

In Linux, I gave only execute permission to a directory named test. after switching to the directory test, when I run ls -ld it was showing some hidden files. Please explain this.
0
votes
2answers
20 views

How to create a directory which will have access to the user who is installing a package?

I am packaging one of my projects on Debian. The project expects a directory to be created at XDG_DATA_HOME or ~/.local/share/ where the data files will be kept. Now I am trying to create and feed the ...
4
votes
1answer
51 views

How to set a directory's permissions for group read/execute access

I am running Arch and have just install XAMPP. I have change changed my document root to /srv which is a separate EXT4 partition. I have set the Apache HTTP server to use a group called "http". I have ...
2
votes
1answer
37 views

chmod 600 fails silently

Here is what happens: $ chmod 600 foobar.txt $ ls -l total 1 -rwx------ 0 sampablokuper sampablokuper 13 Feb 19 21:00 foobar.txt Why is the last line not reading as follows? -rw------- 0 ...
3
votes
1answer
86 views

File inheriting permission of directory it is copied in?

I have files created into my home directory with only user read permission (r-- --- ---). I want to copy this file to another directory /etc/test/ which has the folder permission of 744 (rwx r-- r--). ...
2
votes
2answers
24 views

Specialized access control for directories in RedHat

I have a requirement where I want to change permissions for a directory so that the directory owner (user/group) would be able to create files inside the directory and modify them, but won't be able ...
0
votes
0answers
19 views

Correct permissions for a .desktop file

Some file managers do not allow the execution of a .desktop file if it doesn't have the executable bit set, however in most cases I see such files as just 0644, without the executable bit. When ...
3
votes
2answers
976 views

“echo 3 > /proc/sys/vm/drop_caches” - Permission denied as root

I am currently having some issues with the cache. It is a little too much right now so I wanted to clear it. I googled and found this little command: sync && echo 3 > ...
0
votes
1answer
169 views

root permission denied on /proc/1/exe

I just performed a fresh ubuntu install and i am seeing the following in lsof: userA@az1:~$ lsof COMMAND PID TID USER FD TYPE DEVICE SIZE/OFF NODE NAME init 1 ...
0
votes
3answers
34 views

Is it possible to create a file with the privileges of other users?

I am a user of the root account on the server named A. And I also own the accounts of user1 and user2. When I create a file or directory in the account of user1, I want the owner of the file to be ...
2
votes
2answers
60 views

Why can users delete each others files in this case

I have two users : bob and sally, who resepctively own two files : bob100 and sally100: > ls -altrh /path/to/dir : -rw-r--r--. 1 bob test 0 Jan 7 12:59 bob100 -rw-r--r--. 1 sally test 0 ...
2
votes
1answer
67 views

Allow file manipulation but block folder/subfolder manipulation?

I have an Ubuntu file server (samba) sharing a folder structure with a Windows 7 computer classroom. All users use the same user/pass to access the folders and have read/write permissions. I would ...
1
vote
1answer
278 views

Linux empty buffer cache command permission denied

I'm using the following commands to flush cache: # sync; echo 3 > /proc/sys/vm/drop_caches # sync; echo 2 > /proc/sys/vm/drop_caches # sync; echo 1 > /proc/sys/vm/drop_caches When I use ...
0
votes
1answer
59 views

SFTP Modification time Permission denied when touching/updating files

The file is apache:apache 660 and username is jdoe and he belongs to groups jdoe and apache. He SFTPs into the server with WinSCP but when he goes to perform an edit which includes a set modtime ...
2
votes
0answers
46 views

NFS mount edits on local NFS-exported filesystem change permissions on the remote NFS mount

I believe there is a noperm or something to that effect option in NFS, but how do I make sure that if server A is exporting /opt/nfs and it is mounted as an NFS mount on server b /export/serverA that ...
1
vote
2answers
89 views

How to modify the permission of jar file exactly same as other machine jar file? [duplicate]

I have two machines, In my machineA I have a jar file with these permissions - -rwxr-xr-x 1 cronus app 16758150 2013-03-19 13:35 exhibitor-1.5.1-jar-with-dependencies.jar In my another machineB, I ...
0
votes
3answers
175 views

noexec on /tmp and /var/tmp directory

Our client servers are running old version of jboss (Jboss 4.0) which has lots of known vulnerabilities. Result is that the server is hacked and we are seeing some unknown executables running from ...
0
votes
1answer
71 views

How to give permissions to other user after logging as root in Linux?

I am a Linux newbie and I have a very basic question. I have one machine which is machineA and I have a root access to that machine. Now I need to create these below two directories and give ...
2
votes
3answers
105 views

How do I change owner/permissions of auto mount on an embedded linaro based linux

I have an ARM based embedded system that when it auto mounts a USB drive it mounts it: drwx------ 6 linaro linaro 2048 Jan 1 1970 PENDRIVE I need to change the permissions and possibly thew owner ...
6
votes
1answer
239 views

What does a “.” after the file permission bits mean?

I performed an ls -la on directory on my CentOS 6.4 server here and the permissions for a given file came out as: -rwxr-xr-x. I understand what -rwxr-xr-x means, what I don't understand is the . ...
2
votes
1answer
66 views

Process overwrite access restriction

I want to run a program so that it can only create new files and not overwrite existing ones. Does something like this exist? $ fsaccess --can read,write --not overwrite --command bash -c 'echo ...
0
votes
0answers
254 views

FreeRadius/Samba/Winbind “reading winbind reply failed” error

I'm trying to set up FreeRadius (on debian 7, samba 3.6.6) to authenticate with AD, and I've successfully joined the the radius machine to the domain (server 08 r2). I can successfully run wbinfo ...
1
vote
1answer
113 views

what are the different ways to set file permissions etc on gnu/linux

On Unix a long time back I learned about chmod to set permissions and to allow programs to gain privileges. I have recently discovered extra commands on GNU/Linux: chattr, setfacl, setcap. Are there ...
1
vote
1answer
76 views

How to change permissions from root user to all users?

I created a folder on the command line as the root user. Now I want to edit it and its contents in GUI mode. How do I change the permissions on it to allow me to do this?
2
votes
1answer
76 views

How 'passwd' gains ROOT user permissions?

How does Linux knows that it has to give euid 0 (uid of root) to only certain process like passwd, setuid, etc. If a process can gain root user's permissions, will it not lead to security breach in ...
3
votes
1answer
87 views

setgid binary doesn't have permission, mount's right, I'm missing something, but what, please?

I'm sorry, I know this has to be something simple but I've checked the manpages, the mount, the permissions ... (edit: combined history into one sequence as requested. Starting to seem a not-simple ...
2
votes
1answer
147 views

Permission issues when doing system backup using rsync [duplicate]

I'm trying to backup my linux system (arch linux on a laptop) to a remote computer on the same network using ssh (or NFS). I use rsync extensively to backup my /home directory to the remote computer ...
0
votes
1answer
626 views

How do I set permissions recursively on a dir (with ACL enabled)?

For example, I want to give my colleagues write access to certain directory. Let's assume that subdirectories in it had access rights 775, files 664, and also there were some executable files in the ...
0
votes
1answer
435 views

FTP error 553could not create file in RHEL

We need to tranfer a file from local machine to remote machine. Remote machines settings is as below: [540607@hsldevoradb ~]$ su - Saphr002 Password: [Saphr002@hsldevoradb ~]$ pwd /odi/CSV/in ...
5
votes
1answer
50 views

Setting group permission on directory

I'm looking for the best way to give a group permission to view any files in /var/log, but only using cat or tail. My best guess right now is that I need to use ACL's: setfacl -mR default:g:group:4 ...
1
vote
3answers
47 views

How can I make a switch accessible via the internet, that allows users to turn on or off a python script?

I have a python script running on a home laptop that runs Ubuntu 13.10. I want to give 2 or 3 people the ability to start or kill that script, but no other privileges. I don't want to give them access ...
0
votes
1answer
259 views

What does the “flags” field in getfacl mean?

I'm trying to set permissions on a server between users using ACLs. When I'm checking their status on one of directories using getfacl dir10, it shows: root@svn:/srv/resources/somedir# getfacl dir10 ...
0
votes
1answer
509 views

Zabbix-agent: cannot stat 'filename.log': [13] Permission denied

I have installed Zabbix-server and zabbix-agent and trying to add trigger to check log file. But in /var/log/zabbix/zabbix_agentd.log I got the same error every time: 10832:20131008:125634.180 ...
1
vote
1answer
166 views

How to prevent users from renaming files while providing write permissions on Linux [closed]

For some special purpose, I want to prevent non-root users of the Linux Server from changing or renaming the filenames. However, they can modify and write to the contents of the file. How to do this ...
2
votes
1answer
53 views

Getting IO privileges in Linux

I have installed flashrom software. When i try to run sudo flashrom command it gives me "Could not get I/O privileges (Operation not permitted). You need to be root" error. Also I tried su command to ...
1
vote
2answers
166 views

Linux - Windows 8 - Samba - Can see dir and contents but not create

have the following setup Raspberry pi with samba installed and running Windows 8 machine that can see the samba share, access the proper DIR, see all contents In the smb.conf file, at the base of ...
0
votes
1answer
23 views

Correct way of updating plugins for webapplications hosted on linux

I am developing a plugin for PrestaShop, it works but the issue is with its autoupdate. Sometimes it fails on customers server due to permissions issues. The plugin is downloaded as a zip(using ...
0
votes
2answers
92 views

setfacl access issues

I have a list of users (user1,user2,user3,superuser). user1, user2 and user3 belong to a usergroup called normalusers . Now, I need to issue the access control list command for the user superuser to ...
3
votes
4answers
2k views

Allow a user to read some other users' home directories

I am new to system administration and I have a permission related query. I have a group called administration. Inside the administration group, I have the users user1, user2, user3, superuser. All the ...
1
vote
0answers
22 views

Setting up a shared folder with group: ACL and file creation [duplicate]

I'm very new to ACL, and at the moment I've been trying to set up a shared folder such that any user belonging to a certain group (lets call it "thegroup") can have full access to the folder (which ...
0
votes
0answers
57 views

Root has no permission on virtual console screen devices

Even being root I can't do the following: # cat /dev/vcs1 cat: /dev/vcs1: Operation not permitted And the rights are set correctly: # ls -o /dev/ crw-r--r-- 1 root 7, 1 Aug 5 22:00 vcs1 ...
2
votes
0answers
43 views

LXC: Have rootfs mounted without nosuid

I have the container's rootfs in a volume mounted with the nosuid option. When I start the container, its / mounted is then also mounted nosuid, which breaks programs such as sudo. How can I avoid ...
1
vote
2answers
73 views

Privileges on Linux?

In Linux, I had created a userid. After creating this, I encountered a problem that the .EXE Files are not opened on simple click. They seem to be not privileged for my user account. How can I ...
-1
votes
0answers
56 views

file has blank permissions on linux server? [closed]

Why would several files be empty and have blank permissions? For example, ---------- 1 user user 0 Jun 21 00:50 site.com/html/wfc.php ---------- 1 user user 0 Jun 21 00:50 site.com/html/llre.php
0
votes
0answers
52 views

Permission in shmget Linux

I've been searching about 0666 permission in shmget(). I know that 0666 permission will grant read & write permission on the shared memory segment. But, how do I prove it have permission if I ...