"A quick look at the changelog history for PCRE highlighted a vulnerability which could used to create a heap overflow"

Following the release of Apple's latest operating system, Mac OS X 10.5 Leopard, security experts have taken a look at the new OS and are complaining not only that Leopard's firewall isn't turned on by default, ... via CIO Today

Paragent is a Web-based tool for IT administrators that provides a unified service for hardware and software inventory, alerting, remote desktop, and help desk functions. It delivers these tools in an easy-to-use interface, with one-click access and site-wide built-in advanced search capabilities. It is a combination of applications, including Lisp-based servers collecting data, C++ agents on the client machines, and Java tools for the remote desktop component. Paragent runs on Linux servers and supports Windows clients.

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License: BSD License (original)

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Changes:
Previously, this product was only available as a proprietary hosted software service.

Bunny the Fuzzer is a closed loop, high-performance, general purpose protocol-blind fuzzer for C programs. It uses compiler-level integration to seamlessly inject precise and reliable instrumentation hooks into the traced program. These hooks enable the fuzzer to receive real-time feedback on changes to the function call path, call parameters, and return values in response to variations in input data.

The Skeleton Engine is a starting point for creating a MySQL Storage Engine. It comes with everything you need to write a pluggable engine. Autoconf, an initial framework, and scripting tools are all provided. The Skeleton Engine has been the starting point for the PBXT, Nitro, Memcache, AWS, HTTP, and many other engines.

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License: BSD License (revised)

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Changes:
License file cleanups, better documents, and the removal of some public functions (aka they are now declared as static).

samhain is a daemon that can check file integrity, search the file tree for SUID files, and detect kernel module rootkits (Linux only). It can be used either standalone or as a client/server system for centralized monitoring, with strong (192-bit AES) encryption for client/server connections and the option to store databases and configuration files on the server. For tamper resistance, it supports signed database/configuration files and signed reports/audit logs. It has been tested on Linux, FreeBSD, Solaris, AIX, HP-UX, and Unixware.

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License: GNU General Public License (GPL)

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Changes:
A framework for running extension modules in separate threads has been implemented. The login check module and the process check module have been updated to run as threads.