RealNews

Linux fights off worms

Red Hat’s Linux modified to cut scope for worm atttacks. The forthcoming Red Hat Enterprise Linux (RHEL) 3 suite will include a new feature to thwart worms and hackers. The news arrives as the security of open-source systems comes under increased scrutiny. Less than two weeks ago, several serious security vulnerabilities were revealed in OpenSSH and Sendmail, two popular open-source software packages. Red Hat has adapted a number of open-source programs for use with PIE, which causes the kernel to put them into different memory locations each time they are loaded. Experts say that hackers need to know the relative locations of programs and libraries in order to exploit buffer overflows. And worms must be tuned for each set of memory locations. Full Story

OODA Analyst

OODA Analyst

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