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• Vulnerability in GNU "tar"

  Linux distributor Red Hat has discovered a vulnerability in the GNU "tar" program that could allow attackers to overwrite files.

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• Huge Hole in Yoggie USB Stick Firewall

  A full-fledged Linux computer on a USB stick: Yoggie uses this astonishing hardware trick to protect Windows machines against Web-based attacks. But there are some things that do not work as intended by the developers as an exhaustive test in Linux Magazine #94 / September will reveal. Just a few simple tricks were all it took to work around the firewall.

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• KTools: KMyFirewall

  Linux has a fantastic selection of firewalls for securing stand-alone computers or whole networks. Although you can use IPTables to set up a firewall, the configuration is often the most difficult step. KMyFirewall offers a powerful, user-friendly, GUI-based approach.

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• Yoggie Gatekeeper Pico

  This Linux computer on a USB stick acts as a tiny mobile firewall.

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• Script Error Opens up Security Hole in Xen 3.0.3

  A Red Hat update has just been released to close various vulnerabilities in the Xen virtualization solution, one of which was caused by an error in a Python script.

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