Linux security risks and threats

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  • Author: Hacking has its boundaries

    What evil lurks in the hearts of hackers? Joe Grand knows, and he believes that systems administrators should know, too. Those who can't think and act like a hacker are doomed to be outsmarted by one, says Grand, an author, electrical engineer and fo... 

  • Another security hole found in Linux kernel

    A second serious mremap vulnerability was discovered this week. New versions of the Linux kernel were released to address the problems. 

  • Right time, right spec: Deploying IPMI, part 2

    The Intelligent Platform Management Interface (IPMI) specification offers a good alternative to proprietary methods of server management, according to IPMI expert Steve Rokov. In Interview | 18 Feb 2004

  • Right time, right spec: Using IPMI, part 1

    IT shops seeking non-proprietary methods for server management should keep an eye on IPMI. The rising popularity of the Intelligent Platform Management Interface (IPMI) standard has spurred vendors to include it in 30% of the servers shipping today. ... 

  • Intrusion detection for Linux a challenge

    In this interview, NetIQ managers try to fill in some of the security gaps in Linux and address what keeps administrators up at night. 

  • Serious security flaw fixed in Linux kernel

    A vulnerability in the Linux kernel has been patched and administrators are urged to repair their systems. The flaw could escalate a user's privileges and enable him to run code. 

  • Kernel flaw paved way to Debian hack

    A dangerous overflow vulnerability in the Linux kernel enabled an attacker to crack four Debian Project servers. The kernel has been patched and enterprises are urged to upgrade immediately. 

  • Debian servers hacked, archive safe

    Linux distributor Debian reported that several of its servers have been hacked, but said that its archive has not been cracked. Several services have been temporarily shut down while the systems are checked. 

  • Sendmail vulnerable to DoS attacks

    Popular open-source mail agent Sendmail contains a remotely exploitable vulnerability that could cause a system to crash. Also, Turbolinux has warned of flaws in GNOME and Perl. 

  • GNU dodges bullet after security breach

    The Free Software Foundation, sponsor of the GNU Project, said that no source code was compromised after an attacker gained root access to the project's FTP server.