avc_netlink_release_fd - Linux

Overview

avc_netlink_release_fd is a command line tool for releasing a file descriptor associated with an audit netlink connection. It is primarily used within the SELinux (Security-Enhanced Linux) framework to properly terminate and release allocated resources when the connection is no longer required.

Syntax

avc_netlink_release_fd [options] <file descriptor>

Options/Flags

-h, –help
Print usage information and exit.

Examples

Release a file descriptor:

avc_netlink_release_fd 12

Release multiple file descriptors using a script:

#!/bin/bash

# Close all open file descriptors
for fd in $(ls /proc/self/fd); do
    avc_netlink_release_fd "$fd"
done

Common Issues

avc_netlink_release_fd: Permission denied
Ensure that the user running the command has sufficient permissions to access and close the file descriptor.

Integration

avc_netlink_release_fd can be integrated with other Linux tools, such as auditctl, to control the behavior of the audit daemon and manage audit connections.

Related Commands

• auditctl
• auditd